CMMG Parts kit AR15 Bolt Catch

CMMG Parts kit AR15 Bolt Catch This bolt catch kit includes all the essential components needed to install or replace the bolt catch assembly on an AR-15 lower receiver. Each part is manufactured to proper mil-spec dimensions, ensuring a precise fit and reliable operation. The kit provides consistent bolt hold-open performance during empty-magazine conditions and smooth manual bolt release. Ideal for new builds, refurbishing older rifles, or completing lower-receiver parts sets, it delivers dependable function and long-term durability in any standard AR-15 platform.