The BCM®™'s Grip (GFG) features
 
Up to a quarter of an inch wider than the BCM® Mod 0 and Mod 1 grips. Same wider profile as the BCM® Grip Mod 3. 
A new AR15 grip refined for the modern warfighter, optimized for modern weapon manipulation techniques. 
Reduced grip angle keeps wrist in line with trigger for improved ergonomics and trigger control. 
Interchangeable inserts for either a smooth front strap or a duckbill to cover trigger guard gap. 
Interchangeable backstraps for various hand sizes, weapons, and grip positions. 
Hinged trap door with interior storage compartment and water resistant rubber gasket. 
Made in the U.S.A., manufactured from high quality impact resistant polymers.