CMMG AR-15 Bolt Catch Spring
The CMMG AR-15 Bolt Catch Spring (MPN: CMM55CA56C) is a genuine OEM replacement spring engineered specifically for AR-15 platform rifles. This compact yet essential coil spring ensures consistent and reliable bolt catch engagement, allowing the bolt carrier group to lock open reliably on an empty magazine. Manufactured by CMMG, one of the most respected names in AR-15 components and accessories, this spring provides a direct drop-in fit for standard AR-15 lower receiver assemblies. Whether you are rebuilding a lower, performing routine maintenance, or replacing a worn component, this CMMG bolt catch spring delivers the precise tension and durability needed for dependable operation.
Product Highlights
- Genuine CMMG OEM bolt catch spring designed for AR-15 platform rifles
- Ensures reliable bolt catch engagement, locking the bolt open on an empty magazine
- Direct drop-in replacement for worn, fatigued, or broken bolt catch springs
- Compatible with standard AR-15 lower receiver assemblies
- Precision manufactured by CMMG for consistent tension and long-lasting performance
Specs
- Brand: CMMG
- Manufacturer Part Number (MPN): CMM55CA56C
- UPC: 810046231272
- Compatible Platform: AR-15
- Component Type: Bolt Catch Spring
- Fit: Standard AR-15 Lower Receiver
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