Glock OEM Spring Loaded Bearing SP03439 GEN 1-4 .40 .357

Designed to have Glock Gen 1-4 Models: G22, G23, G24, G27, G32, G33, G35.

Maintain peak reliability in your Glock pistol with the OEM Spring Loaded Bearing (Part# SP03439), built specifically for Gen 1–4 models chambered in .40 S&W and .357 SIG. This factory-original component plays a critical role in maintaining proper extractor tension, ensuring smooth cycling, and consistent ejection during live fire. Precision-milled to exact Glock tolerances, the SP03439 bearing is an essential replacement for worn or damaged internals, especially during extractor upgrades, maintenance cycles, or slide rebuilds. Don’t risk performance with aftermarket knockoffs, stick with Glock-certified components for duty-grade reliability. Small part with big reliability; keep your Glock running strong with OEM components available from at NDZ Performance.

Features:

• Genuine Glock factory Part# SP03439.
• Ensures correct extractor tension and reliable cycling.
• Precision-machined for drop-in factory fit.
• Ideal for routine maintenance, repairs, or rebuilds.
• Genuine Glock factory part, not aftermarket.

See our complete line of Glock Gen 1-4 Products here

Please Note: Use only with LCI Extractor Part# 1899.

Note: NDZ always recommends any part be installed by a qualified and trained gunsmith. NDZ promotes the use of safety practices and gear when working on any firearm.