HK Replacement O-Ring HK Mark 23, USP Tactical 45 ACP Rubber Black
HK Lock Out Safety Device Replacement Key USP, USP Compact
HK Magazine Floorplate HK USP 9mm Luger 15-Round, 40 S&W 13-Round Blue
Wolff Magazine Spring HK USP 9mm Luger 15-Round, 40 S&W 13-Round and 45 ACP 8-Round 10% Extra Power
HK Barrel Thread Protector USP Tactical 45 ACP Steel Blue
Wolff Hammer Spring HK USP Full Size and Compact
HK Magazine Floorplate HK USP 45 ACP 12-Round Blue
HK Night Sight Set USP Tactical Steel Blue Tritium
Trijicon Bright & Tough Night Sight Set HK USP (Except Tactical, Compact) Steel Matte 3-Dot Tritium Green
HK Replacement O-Ring USP Tactical 40 S&W
HK Barrel HK USP 9mm Luger 4.25" Blue
HK Barrel HK USP Tactical 9mm Luger 4.56" Threaded Blue
HK Magazine HK USP for use with Jet Funnel 40 S&W 16-Round Polymer Smoke
HK Barrel HK USP Tactical 45 ACP 5.09" Threaded Blue
HK Magazine HK USP for use with Jet Funnel 9mm Luger 18-Round Polymer Smoke
HK Magazine HK USP 40 S&W 10-Round Polymer Black
HK Jet Funnel Kit USP 9mm Luger, 40 S&W Steel Blue
Wolff Recoil Spring HK USP Full Size
HK Barrel HK Thread Protector USP Tactical 40 S&W Steel Blue
Trijicon HD Night Sight Set HK USP Steel Matte 3-Dot Tritium Green with Front Dot Outline
ProMag Magazine HK USP 45 ACP Steel Blue
HK Magazine Floorplate HK Extended USP 45 ACP 12-Round Blue
HK Magazine HK USP 9mm Luger Polymer Black
HK Barrel HK USP 45 ACP 4.41" Blue
HK Magazine HK USP 45 ACP Steel Blue