HK45 Compact (V1) DA/SA safety/decocking lever on left with two 8rd magazines - Integral MIL-STD-1913 (Picatinny) rail molded into the polymer frame dust cover for mounting lights laser aimers and other accessories - ERGO (HK45 full-size) and slim-line (HK45 Compact) grip profiles with user replaceable grip panels to adjust the feel and grip circumference of the weapon to suit individual operator hand size and shooting preference - 8-round metal magazine is standard for the HK45C common high-capacity (10 rounds) that fit both the HK45 and HK45C also available - Ambidextrous controls with dual slide releases and enlarged magazine release - Uses the proven modified Browning linkless recoil operating system - O-ring barrel for precise barrel-to-slide lockup and better accuracy - Polygonal rifling for longer barrel life and increased accuracy - Improved ergonomic control levers (safety and/or decocking) - Low profile drift adjustable 3-dot sights - Contoured and radiused slide with forward slide (grasping) grooves and anti-glare longitudinal ribs - Black polymer frame