Designed for comfort The G43X combines a compact-size grip length a built-in beaver tail and a subcompact-slim slide for a comfortably balanced versatile grip that's ideal for a variety of users. The frame incorporates elements of the Gen5 and Slimline series such as the short trigger distance a frame with a built-in beavertail a reversible magazine catch and the incredibly accurate match-grade GLOCK Marksman Barrel (GMB) and precision-milled front serrations.