Glock OEM 3-Pin Locking Block for G17

The Glock OEM 3-Pin Locking Block is a factory replacement component designed to maintain proper barrel lock-up and frame support in compatible Glock pistols. This critical internal frame part helps manage recoil forces and ensures reliable cycling of the slide and barrel assembly.

Manufactured to Glock factory specifications, this OEM locking block provides the same fit, durability, and reliability found in original Glock pistols. Ideal for repairs, maintenance, or frame builds, using genuine OEM parts helps ensure long-term performance and proper function.

Compatibility

Fits current 3-Pin Glock models (mid-2002 and later).

9mm Models

• Glock 17

• Glock 17L

• Glock 34

.40 / .357 Models

• Glock 22

• Glock 24

• Glock 31

• Glock 35

10mm / .45 / .45 GAP Models

• Glock 20

• Glock 20SF

• Glock 21

• Glock 21SF

• Glock 37

Generation Compatibility

✔ Gen 3
✔ Gen 4
✘ Not compatible with Gen 5 models

Features

• Genuine Glock OEM factory part

• Designed for 3-Pin Glock frame systems

• Maintains proper barrel lock-up and recoil support

• Precision manufactured for factory-spec fit and reliability

• Ideal for repairs, replacements, and frame builds

Package Includes

• 1 × Glock OEM 3-Pin Locking Block