{ "apiVersion": 1, "kind": "work-order", "purpose": "Taking the firearm apart for a job such as refinishing, and putting it back together to specification.", "firearm": { "slug": "cz-75-b", "name": "CZ 75 B", "manufacturer": { "id": "cz", "name": "Česká zbrojovka (CZ)" }, "category": "pistol", "action": "hammer-fired-short-recoil", "calibers": [ "9x19mm Parabellum", ".40 S&W" ], "alsoKnownAs": [ "CZ-75", "vz. 75" ], "coversAlso": [ "CZ 75 BD", "CZ 75 SP-01", "CZ Shadow 2 (with differences)", "CZ 85", "Many CZ 75 pattern clones" ], "page": "firearms/cz-75-b.html", "bundle": "api/v1/firearms/cz-75-b.json", "lastUpdated": "2026-10-29" }, "notices": [ "Česká zbrojovka (CZ) limits owner disassembly: Field strip: slide stop out, slide and barrel off the frame, recoil spring and guide, barrel; plus magazine disassembly. Firing pin is left to a gunsmith.", "This work order is written for the CZ 75 B. It is reported to cover CZ 75 BD; CZ 75 SP-01; CZ Shadow 2 (with differences); CZ 85; Many CZ 75 pattern clones — if the firearm on the bench is one of those, check the torque notes: values do not always carry over.", "No manufacturer torque values are recorded. The values listed are reported by other sources, not the manufacturer — confirm them before use." ], "disclaimer": { "headline": "Read this before you use anything here.", "points": [ "This is a guide, not an authority. Entries are compiled from manufacturer manuals, technical manuals, published references, and community knowledge. Some of it comes from sources that are not authoritative, and some of it may simply be wrong.", "Always consult the manufacturer's manual for your specific firearm and serial-number range. Manufacturers change designs mid-production without renaming the model. The manual that shipped with your firearm outranks anything on this site.", "Consult a licensed gunsmith for anything beyond routine field stripping and cleaning, for any firearm you are unsure about, and for any procedure marked as gunsmith-recommended here.", "Treat every firearm as loaded. Verify it is unloaded, with the magazine removed and the chamber physically and visually checked, before any procedure in this database. Point it in a safe direction the entire time.", "Disassembly can damage a firearm or injure you. Springs are under tension, parts can launch, and reassembling a firearm incorrectly can make it unsafe to fire in a way that is not obvious from the outside. If a reassembled firearm does not pass a function check, stop and see a gunsmith.", "Torque values are shown in two groups. Values from the manufacturer or the issuing military are shown as such, with the document they came from. Values reported by anyone else — parts makers, gunsmithing publishers, articles, forums — are shown separately with who said them, how reliable that source is, and their exact words. Those are not specifications. Confirm any torque value with the manufacturer or a licensed gunsmith before relying on it.", "Nothing here is legal advice. Firearms law varies by country, state, and city, and some modifications or configurations are regulated or prohibited. You are responsible for knowing and following the law where you are.", "No warranty of any kind. Contributors and maintainers accept no liability for damage, injury, or loss arising from use of this material." ], "page": "disclaimer.html", "legal": { "summary": "Legal notice: this material is third-party information compiled from sources of varying reliability and is provided for general informational and educational purposes only. It is not gunsmithing, technical, safety or legal advice, it is not verified or endorsed by any manufacturer, and it must not be taken as fact. Any work on a firearm beyond the routine field stripping described in its own owner's manual should be performed only by a licensed and insured gunsmith. You use this material entirely at your own risk. Fundamental Build LLC and the project's contributors make no warranty of any kind and accept no liability for death, injury, damage or loss arising from its use. Full terms: LEGAL.md.", "page": "legal.html", "notice": "https://github.com/Fundamental-build-LLC/Pew-Takedown/blob/main/LEGAL.md" } }, "sourcing": { "confidence": "high", "verification": "manufacturer-manual-verified" }, "manufacturerDisassembly": { "status": "limited", "limit": "Field strip: slide stop out, slide and barrel off the frame, recoil spring and guide, barrel; plus magazine disassembly. Firing pin is left to a gunsmith.", "statement": "CZ says no further disassembly is needed for routine maintenance, firing-pin disassembly should be entrusted to a competent gunsmith, and no further disassembly of the pistol is recommended.", "source": { "title": "CZ 75 Instruction Manual", "publisher": "Česká zbrojovka a.s. Uherský Brod", "reliability": "primary", "url": "https://czubstrapiwebsitestorage.blob.core.windows.net/strapi-global/assets/735342000037_CZ_75_04_2026_cs_en_de_es_fr_9623366952.pdf", "page": "24", "pdfPage": 25, "pageUrl": "https://czubstrapiwebsitestorage.blob.core.windows.net/strapi-global/assets/735342000037_CZ_75_04_2026_cs_en_de_es_fr_9623366952.pdf#page=25", "quote": "CAUTION: No further disassembly of your pistol is recommended. Should your pistol require adjustment or repair be sure the task is entrusted to a competent gunsmith!" } }, "recalls": [], "shopTier": { "tier": 2, "group": "pistol", "rating": "Pew-Takedown editorial rating (1 easy – 3 hardest), not the manufacturer's", "reason": "66 line items (70 pieces) in CZ's family list, fewer for a plain 75 B; a hammer-fired DA/SA with a sear cage seated against spring pressure, a safety detent and spring that fall out, a hammer spring cap tied to the magazine brake spring, and a peened trigger pin whose reinstallation needs a punch holding everything while springs try to fly. Upper Tier 2, near the Tier 3 line.", "confidence": "medium", "partCount": { "value": 66, "kind": "line-items", "covers": "Complete pistol (magazine as one row); our transcribed parts list = single CZ 75-family 'LIST OF PARTS' for all versions in the manual (75 B, B SA, BD, SP-01, P-01 etc.); rows marked * vary by…", "basis": "manufacturer-parts-list", "source": { "title": "CZ 75 Instruction Manual", "publisher": "Česká zbrojovka a.s. Uherský Brod", "reliability": "primary", "url": "https://czubstrapiwebsitestorage.blob.core.windows.net/strapi-global/assets/735342000037_CZ_75_04_2026_cs_en_de_es_fr_9623366952.pdf", "page": "26", "pdfPage": 27, "pageUrl": "https://czubstrapiwebsitestorage.blob.core.windows.net/strapi-global/assets/735342000037_CZ_75_04_2026_cs_en_de_es_fr_9623366952.pdf#page=27", "quote": "66 Hammer Decocking Lever Controller - Right" } }, "painPoints": [ { "issue": "The trigger spring is the hardest part to put back.", "during": "reassembly", "source": { "title": "Detail strip guide for CZ75", "publisher": "Northeastshooters.com Forums", "reliability": "anecdotal", "url": "https://www.northeastshooters.com/xen/threads/detail-strip-guide-for-cz75.90660/", "page": null, "pdfPage": null, "pageUrl": null, "quote": "The hardest part is the trigger spring." } }, { "issue": "With the sear block out, the safety detent and its spring can drop out of the side of the frame.", "during": "both", "source": { "title": "Detail strip guide for CZ75", "publisher": "Northeastshooters.com Forums", "reliability": "anecdotal", "url": "https://www.northeastshooters.com/xen/threads/detail-strip-guide-for-cz75.90660/", "page": null, "pdfPage": null, "pageUrl": null, "quote": "be careful after you remove the sear block the safety detent and it's spring can fall out of the side of the frame." } }, { "issue": "The trigger pin is peened into the frame, so the trigger and trigger bar are not easily removed; once out, a punch has to hold everything together while the pin is drifted back and springs fly.", "during": "both", "source": { "title": "Detail strip guide for CZ75", "publisher": "Northeastshooters.com Forums", "reliability": "anecdotal", "url": "https://www.northeastshooters.com/xen/threads/detail-strip-guide-for-cz75.90660/", "page": null, "pdfPage": null, "pageUrl": null, "quote": "You will need to use a punch to hold Everything together as you drift the top trigger pin back In. Wear safety glasses as well. Those springs like to fly" } }, { "issue": "The sear cage has to be pushed into its frame rails against spring pressure and held while the safety lever is pushed through to retain it.", "during": "reassembly", "source": { "title": "Disassembly Guide: CZ-75 Pre-B", "publisher": "Apex Gunsmithing", "reliability": "secondary", "url": "https://apexgunsmithing.com/disassembly-guide-cz-75-pre-b/", "page": null, "pdfPage": null, "pageUrl": null, "quote": "You'll have to fight a little spring pressure to get the sear cage seated into its rails inside the frame, but once you get it in place you can shove the safety lever through to retain it." } }, { "issue": "CZ sends firing pin (and firing pin block) disassembly to a competent gunsmith.", "during": "both", "source": { "title": "CZ 75 Instruction Manual", "publisher": "Česká zbrojovka a.s. Uherský Brod", "reliability": "primary", "url": "https://czubstrapiwebsitestorage.blob.core.windows.net/strapi-global/assets/735342000037_CZ_75_04_2026_cs_en_de_es_fr_9623366952.pdf", "page": null, "pdfPage": null, "pageUrl": null, "quote": "Firing pin disassembly procedure and cleaning should be entrusted to a competent gunsmith." } } ], "minutes": { "strip": 35, "rebuild": 50, "basis": "estimated", "note": "Estimate for an experienced tech with the right tools, detail strip to coatable parts (slide internals, frame pins, trigger group, sights) and rebuild to a function-checked gun; scale used across pistols: Glock-pattern 15/20 min, other strikers 20-30/25-40, DA/SA hammer guns 30-35/45-50, Hi-Power, Colt 1903 and Mark 23 40-45/60-75.", "source": null }, "stripScope": [ { "assembly": "Slide", "removes": [ "firing pin, spring and coiled pin", "firing pin block, stop and spring", "extractor, pin and spring", "rear sight", "front sight (pinned on some versions)" ], "tools": [ "punch set", "sight pusher" ] }, { "assembly": "Barrel", "removes": [ "barrel", "recoil spring and guide" ] }, { "assembly": "Frame", "removes": [ "grips and screws", "magazine guide (brake) and pin", "main spring plug, pin, spring and strut", "safety, detent plunger and spring", "sear cage (sear, spring, pin, firing pin block lever)", "hammer, pin and retaining peg", "slide stop and spring", "magazine catch, spring and screw", "trigger and trigger bar (peened pin, usually left in)" ], "tools": [ "punch set", "toothpick/pick for sear spring leg" ] } ], "hardware": { "pins": 20, "springs": 14, "detents": 3, "basis": "counted from the manufacturer's parts list (one per key number unless a quantity is given)" }, "specialTools": [ { "tool": "Punch set incl. small punch to hold parts while drifting the trigger pin", "usedFor": "Trigger pin reinstall" }, { "tool": "Pick or toothpick", "usedFor": "Lifting the sear spring leg out of the safety-pin groove" } ], "fitOnRebuild": [ { "check": "Safety detent retracted and sear spring leg in its groove", "why": "Both must be in place for the safety to retain the sear cage", "source": { "title": "Detail strip guide for CZ75", "publisher": "Northeastshooters.com Forums", "reliability": "anecdotal", "url": "https://www.northeastshooters.com/xen/threads/detail-strip-guide-for-cz75.90660/", "page": null, "pdfPage": null, "pageUrl": null, "quote": "Reassembly is easy just remember to retract the safety detent(push to the back) and to seat the sear spring in it's groove." } }, { "check": "Sight position / re-zero", "why": "Drift or pressed sights moved for coating shift point of impact unless witness-marked and returned to the same spot", "source": null }, { "check": "Full function check (trigger reset, safeties, slide lock-back, drop of striker/hammer only on trigger)", "why": "Standard after any fire-control strip; confirms springs and sears went back correctly", "source": null } ], "assessed": "2026-10-29" }, "videos": [], "configurations": [], "tools": [], "phases": [ { "id": "clear", "title": "Clear and make safe", "steps": [ { "n": 1, "instruction": "Point the muzzle in a safe direction and keep your finger off the trigger." }, { "n": 2, "instruction": "Press the magazine release and remove the magazine.", "partsFreed": [ "Magazine" ] }, { "n": 3, "instruction": "Retract the slide fully and lock it open with the slide stop." }, { "n": 4, "instruction": "Visually and physically verify the chamber is empty.", "tip": "The internal rails mean a narrower ejection port. Use a light." }, { "n": 5, "instruction": "Remove all live ammunition from the work area." } ], "videos": [] }, { "id": "disassemble", "title": "Disassemble", "videos": [], "procedures": [ { "procedure": "field-strip", "title": "Field Strip", "level": "field-strip", "configuration": false, "steps": [ { "n": 1, "instruction": "Complete the Clear and Make Safe procedure. The magazine must be out — the manual is explicit that the pistol must not be disassembled with a magazine inserted." }, { "n": 2, "instruction": "If the pistol has a manual safety, shift it to the Safety-Off position so the slide can be worked.", "tip": "Decocker models have no manual safety lever; skip this step on those." }, { "n": 3, "instruction": "Confirm once more that there is no cartridge in the chamber.", "warning": "The manual repeats this check here in capitals. Repeat it." }, { "n": 4, "instruction": "Draw the hammer slightly back and release it so it rests on the half-cock (safety) notch. Everything that follows is easier with the hammer there." }, { "n": 5, "instruction": "Put your left thumb through the trigger guard and grasp the top of the front of the slide with your other fingers. Push the slide slightly back until the two vertical lines on the rear of the frame and slide align.", "tip": "These are the takedown witness marks. If the lines are not aligned the slide stop will not come out." }, { "n": 6, "instruction": "Keeping the lines aligned, push or tap the slide stop out from the right side of the pistol — the base of the magazine works well as a punch — and withdraw it from the left.", "partsFreed": [ "Slide stop" ] }, { "n": 7, "instruction": "Pull the slide and barrel forward off the front of the frame.", "partsFreed": [ "Slide assembly" ] }, { "n": 8, "instruction": "Lift out the recoil spring and guide, then the barrel.", "warning": "The recoil spring is under tension. Keep a hand on it.", "partsFreed": [ "Recoil spring and guide", "Barrel" ] }, { "n": 9, "instruction": "Stop here. The manual states no further disassembly is needed for routine maintenance, and that firing pin disassembly should be entrusted to a competent gunsmith." } ] } ] }, { "id": "refinish", "title": "Refinish", "components": [ { "name": "Slide stop", "procedure": "field-strip", "level": "field-strip", "step": 6 }, { "name": "Slide assembly", "procedure": "field-strip", "level": "field-strip", "step": 7 }, { "name": "Recoil spring and guide", "procedure": "field-strip", "level": "field-strip", "step": 8 }, { "name": "Barrel", "procedure": "field-strip", "level": "field-strip", "step": 8 } ], "manufacturerPartsList": { "parts": 66, "scope": "Single CZ 75-family list (English section) for all versions in the manual (75 B, B SA, BD, SP-01, P-01 etc.); rows marked * vary by version or are absent. CS/DE/ES/FR copies omitted." }, "partsDiagrams": [], "materials": [ { "component": "Frame", "material": "steel", "finish": "black polycoat", "appliesTo": "CZ 75 B (SKU 91102)", "note": null, "source": { "title": "CZ 75 B", "publisher": "CZ-USA", "reliability": "primary", "url": "https://cz-usa.com/product/cz-75-b/", "page": null, "pdfPage": null, "pageUrl": null, "quote": "The 75 B features a steel frame, a black polycoat finish, and 3 dot sights." } }, { "component": "Frame", "material": "Steel", "finish": null, "appliesTo": "CZ 75 B, 'Variants and tech specs' table", "note": null, "source": { "title": "CZ 75 B", "publisher": "CZ-USA", "reliability": "primary", "url": "https://cz-usa.com/product/cz-75-b/", "page": null, "pdfPage": null, "pageUrl": null, "quote": "Frame material … Steel" } }, { "component": "Whole firearm", "material": "All-steel", "finish": null, "appliesTo": null, "note": "The maker states this for the firearm as a whole, not for a named part.", "source": { "title": "CZ 75 B", "publisher": "CZ-USA", "reliability": "primary", "url": "https://cz-usa.com/product/cz-75-b/", "page": null, "pdfPage": null, "pageUrl": null, "quote": "Material … All-steel pistol" } } ], "note": "The components the procedures above separate. Coating, masking and cure are outside this database; follow your coating system's instructions. A part the manufacturer marks \"factory fit\" should not be swapped or reworked." }, { "id": "reassemble", "title": "Reassemble", "videos": [], "procedures": [ { "procedure": "reassembly", "title": "Reassembly", "configuration": false, "steps": [ { "n": 1, "instruction": "Set the barrel into the inverted slide and seat it fully forward." }, { "n": 2, "instruction": "Seat the recoil spring and guide in the cut in the barrel lug and press the assembly down into the slide." }, { "n": 3, "instruction": "Start the slide onto the frame rails from the front and push it rearward until the two vertical witness lines align." }, { "n": 4, "instruction": "With the lines aligned, insert the slide stop from the left side and press it fully home.", "tip": "If it will not go, the lines are not aligned or the recoil spring guide is not seated." }, { "n": 5, "instruction": "Release the slide into battery, rack it several times, and perform the function check." } ], "instruction": null } ] }, { "id": "torque", "title": "Torque", "coverage": "reported-only", "manufacturer": [], "reported": [ { "fastener": "Red-dot optic mounting screws (6-32 flat head, supplied) into EGW rear-dovetail sight mount", "appliesTo": "CZ 75 / CZ 75B with the EGW 'Trijicon RMR / SRO, Holosun 407c / 507c Mount for CZ 75, 75 SP-01 Phantom, 85, 97, P01, and PCR' (replaces the rear sight; for Trijicon RMR/SRO, Holosun 407C/507C footprin", "qualifier": "exact", "value": 15, "valueMax": null, "unit": "in-lb", "converted": { "value": { "N-m": 1.7, "in-lb": 15, "ft-lb": 1.2 }, "valueMax": null }, "sequence": "Remove the rear sight, install the EGW mount in the dovetail, tighten the set screw if applicable, place the optic on the mount, then apply blue Loctite and torque the optic screws.", "threadlocker": "Blue Loctite on the provided mounting screws (EGW instructions)", "source": { "title": "Trijicon RMR / SRO, Holosun 407c / 507c Mount for CZ 75, 75 SP-01 Phantom, 85, 97, P01, and PCR (EGW product page, installation instructions section)", "publisher": "Evolution Gun Works (EGW)", "reliability": "secondary", "url": "https://egwguns.com/trijicon-rmr-sro-holosun-407c-507c-mount-for-cz-75-75-sp-01-phantom-85-97-p01-p07-p09-and-pcr", "page": null, "pdfPage": null, "pageUrl": null, "quote": "Torque mounting screws to 15in/lbs" } }, { "fastener": "Red-dot optic mounting screws (supplied) into EGW rear-dovetail sight mount (Docter/Venom/Viper/FastFire footprint)", "appliesTo": "CZ 75 / CZ 75B with the EGW 'CZ 75 Red Dot Mount | Fits Vortex Venom, Viper & Burris FastFire | EGW' (replaces the rear sight)", "qualifier": "exact", "value": 15, "valueMax": null, "unit": "in-lb", "converted": { "value": { "N-m": 1.7, "in-lb": 15, "ft-lb": 1.2 }, "valueMax": null }, "sequence": "Remove the rear sight, install the EGW mount in the dovetail, tighten the set screw if applicable, place the optic on the mount, then apply blue Loctite and torque the optic screws.", "threadlocker": "Blue Loctite on the provided mounting screws (EGW instructions)", "source": { "title": "CZ 75 Red Dot Mount | Fits Vortex Venom, Viper & Burris FastFire | EGW (EGW product page, installation instructions section)", "publisher": "Evolution Gun Works (EGW)", "reliability": "secondary", "url": "https://egwguns.com/vortex-viper-venom-cz-75-75-sp-01-phantom-85-97-p01-p07-p09-and-pcr-sight-mount-fits-burris-fastfire-and-docter", "page": null, "pdfPage": null, "pageUrl": null, "quote": "Torque mounting screws to 15 in/lbs" } } ], "notes": "The manufacturer's documents give no torque value. They say: \"CZ 75 P-01 version: Before starting with rear sight windage adjustments it is necessary to loosen the screw securing the rear sight against falling-out. After completing rear sight adjustment procedure it is necessary to tighten the screw back again.\" (CZ 75 Instruction Manual, PDF p. 23)" }, { "id": "function-check", "title": "Function check", "checks": [ "Verify the pistol is unloaded before each check.", "With the hammer down, press the trigger for a double-action break.", "Cock the hammer, engage the manual safety, and press the trigger. The hammer must not fall.", "Disengage the safety and press the trigger for a single-action break.", "Hold the trigger back, rack the slide, release slowly to feel the reset, and press again.", "Confirm the slide locks open on an empty magazine and the magazine drops free." ], "videos": [] } ], "troubleshooting": [], "sources": [ { "n": 1, "id": "cz-75-b-manual", "title": "CZ 75 Instruction Manual", "publisher": "Česká zbrojovka a.s. Uherský Brod", "reliability": "primary", "url": "https://czubstrapiwebsitestorage.blob.core.windows.net/strapi-global/assets/735342000037_CZ_75_04_2026_cs_en_de_es_fr_9623366952.pdf", "accessed": "2026-09-14" }, { "n": 2, "id": "cz-usa-specs-741a6b", "title": "CZ 75 B", "publisher": "CZ-USA", "reliability": "primary", "url": "https://cz-usa.com/product/cz-75-b/", "accessed": "2026-10-03" }, { "n": 3, "id": "evolution-gun-works-egw-028644", "title": "Trijicon RMR / SRO, Holosun 407c / 507c Mount for CZ 75, 75 SP-01 Phantom, 85, 97, P01, and PCR (EGW product page, installation instructions section)", "publisher": "Evolution Gun Works (EGW)", "reliability": "secondary", "url": "https://egwguns.com/trijicon-rmr-sro-holosun-407c-507c-mount-for-cz-75-75-sp-01-phantom-85-97-p01-p07-p09-and-pcr", "accessed": "2026-10-11" }, { "n": 4, "id": "evolution-gun-works-egw-adb915", "title": "CZ 75 Red Dot Mount | Fits Vortex Venom, Viper & Burris FastFire | EGW (EGW product page, installation instructions section)", "publisher": "Evolution Gun Works (EGW)", "reliability": "secondary", "url": "https://egwguns.com/vortex-viper-venom-cz-75-75-sp-01-phantom-85-97-p01-p07-p09-and-pcr-sight-mount-fits-burris-fastfire-and-docter", "accessed": "2026-10-11" }, { "n": 5, "id": "tier-fa6d619e", "title": "Detail strip guide for CZ75", "publisher": "Northeastshooters.com Forums", "reliability": "anecdotal", "url": "https://www.northeastshooters.com/xen/threads/detail-strip-guide-for-cz75.90660/", "accessed": "2026-10-29" }, { "n": 6, "id": "tier-cda68656", "title": "Disassembly Guide: CZ-75 Pre-B", "publisher": "Apex Gunsmithing", "reliability": "secondary", "url": "https://apexgunsmithing.com/disassembly-guide-cz-75-pre-b/", "accessed": "2026-10-29" } ] }