-Mil-Spec bolt catch engagement surfaces function with an mil-spec bolt carrier.
-Wide surface area "ping pong paddle" for faster operation.
-Solid Investment Cast8620 construction, case hardened.
- Widened Bolt Catch lower lever for easier manual locking of BCG to the rear.
-Sleek SI Design fits forged Mil-Spec receivers, and blends well aesthetically with many billet upper and lower receivers.
