Glock OEM Firing Pin 10MM / 45

Features

1. Genuine Glock OEM Part — Factory-spec firing pin manufactured by Glock to the same tolerances as the striker that shipped in your pistol.
2. 10mm Auto and .45 ACP Compatibility — Designed specifically for large-frame Glock pistols chambered in 10mm Auto, .45 ACP, and .45 G.A.P.
3. Fits Glock 20, 21, 29, 30, and 36 — Direct drop-in replacement for the full lineup of large-frame Glock handguns across Gen 1 through Gen 4.
4. Hardened Steel Construction — Heat-treated steel resists wear, peening, and tip deformation over thousands of ignition cycles.
5. Part Number SP04557 — Glock schematic #12, the correct factory reference for 10mm and .45-caliber striker replacement.
6. Restores Reliable Ignition — Cures light primer strikes, inconsistent ignition, and worn-tip symptoms that come with high round counts.
7. Drop-In Installation — Swaps directly into the existing striker channel with standard armorer tools — no fitting or gunsmithing required.
8. Armorer-Grade Spare — A smart addition to any range bag, build kit, or long-term spare parts inventory for large-frame Glock owners.