Midwest Industries

Compatible with HK MP5 and clones such as Century AP5/K Zenith ZF5/K and Military Arms Corporation MAC 5/K. This product is not compatible with any MP5 .22LR firearms. This rail is designed to fit 9mm receivers; there may be fitment issues with the 40cal/10mm receivers. - Gen 2 version includes a longer 1913 rail better clearance around the charging handle and lightning cuts for aesthetic upgrade. - Easy no gunsmith install all tools included - Allows the user to mount an optic and a light or laser while retaining the factory handguard - Forward M-LOK slot allows mounting of additional accessories - Constructed of Hard Coat Anodized 6061 Aluminum for a lifetime of service - Made in the USA - 922R Compliant - Lifetime Warranty