The Strike AR-10 Enhanced Bolt Catch is a top-quality component in the SI line for the AR-10 market. This SI Enhanced Bolt Catch features an extra-wide lower lever surface and grooves for better grip, making it easy to operate. The wider lower lever helps manually lock the bolt carrier group (BCG) to the rear. Its durable build and sleek matte black finish make it a great replacement or a key choice for a new build project.