Elftmann Tactical Apex Pro AR-15 Curved Adjustable Trigger Black Shoe Anodized Red

Elftmann Tactical Apex Pro AR-15 Curved Adjustable Trigger Black Shoe Anodized Red. The ELF APEX PRO is identical to the APEX Trigger with the addition of a proprietary threaded mounting system. The combination of aerospace grade sealed bearings precision ground threaded bushings and screws instead of traditional pins provide a rock-solid trigger system. Since their inception AR platforms have always used pins to mount the trigger and hammer in the lower receiver. Because pins require some play