Description
Designed and manufactured in the Czech Republic by Czech Small Arms (CSA), the renowned manufacturer of the VZ.58 Sporter rifles, theTactical Bolt Release Lever/Lock for Sa Vz.58 This resolves one of the main ergonomic constraints of the original platform. On the standard military weapon, unlocking the bolt, which is held to the rear, requires manually re-cocking the bolt handle with the support hand. This original manufacturer's tactical component allows the shooter to release the bolt with a simple press of the index finger of the firing hand.
Forged in gun-grade steel with heat treatment and black phosphate finishThis stopper benefits from the original machining precision of the CSA manufacture. Its refined geometry guarantees absolute resistance to repeated mechanical shocks and eliminates any risk of play or breakage during the energetic ejection cycles of the 7.62x39mm or .223 Rem caliber.
Notable features:
- ORIGINAL MANUFACTURER QUALITY: Part manufactured by Czech Small Arms (CSA) guaranteeing a perfect fit on VZ.58 receivers.
- FLUID TACTICAL RELOADING: Allows you to close the slide instantly after inserting a new magazine without breaking your grip.
- HIGH-RESISTANCE ARMORED STEEL: Precision machined and then hardened for maximum mechanical strength and longevity.
- ERGONOMIC DESIGN FOR RIGHT-HANDED USERS: Extended push button ideally positioned in front of the trigger, accessible without moving the dominant hand.
- MIL-SPEC TREATMENT: Matte phosphate finish resistant to scratches, corrosion and cleaning solvents.
⚠️ Installation and compatibility recommendations:
- Shooter Orientation: This piece is designed exclusively for the right-handed shooters (actuated with the right index finger).
- Weapon compatibility: Fits on CSA VZ.58 Sporter, original Sa Vz.58, CZ858 Tactical, Gazela 58, CZH2003 and Hermex.
- Installation: This lever installs in place of the original bolt catch lever, reusing the existing pin and retaining spring. A qualified gunsmith is recommended to ensure proper lever engagement.
Technical specifications
| Manufacturer | Czech Small Arms – CSA (Czech Republic) |
| Reference / SKU | CZVZ-bolt-lock / CSA-BL-58 |
| Room type | Tactical bolt release lever/stopper (right-handed) |
| Material | CNC machined steel with heat treatment |
| Finish | Matte black armor phosphate coating (*Manganese Phosphate*) |
| Shooter orientation | Right-handed only (right-handed puller) |
| Weapon Compatibility | CSA VZ.58, Sa Vz.58, CZ858, Gazela 58, CZH2003 |







