Upgrade Your MP5 Experience with the HKPDW(TM) Pistol Stabilizing BraceA(R)! Enhance the versatility and control of your HK SP5, CENTURY ARMS AP5, ZENITH ZF-5, and most MP5 clones (9mm only) with the HKPDW(TM) Pistol Stabilizing BraceA(R). This 3-position adjustable brace is designed for optimal performance and convenience, offering a complete assembly that's ready-to-install. Important Compatibility Note: Fits HK SP5, CENTURY ARMS AP5, ZENITH ZF-5, and most MP5 clones (9mm only). Does not fit two-pin MP5K models (SP5K, PTR 9KT, AP5-P, etc.). Verify compatibility by checking your pistol for 2 push pins - if present, this brace will not fit. Note: May not fit some PTR models due to receiver irregularities. Gunsmith installation/fitting may be required due to varying tolerances between roller lock manufacturers. Key Features: Complete assembly, ready-to-install. 3-position adjustable for a personalized and comfortable fit. 6061 hard-coat anodized housing ensures durability. Integral QD sling point for added functionality. US veteran designed and proudly made in the USA. Specifications: Fit: HK MP5 / MP5K Reverse Stretch Clones Width (Max): 2.0" Length: 3.2" (collapsed), 5.3" (mid), 8.0" (extended) Strap Width: 1" Weight: 29.25 oz Color: Black Installation Note: Due to varying tolerances between roller lock manufacturers, gunsmith installation/fitting may be required.