AMP is FAB Defense latest generation of handgun conversion systems. The new modular design uses three replaceable adapters. Changing and mixing between the different adapters enables the user to adjust the AMP to different handgun models. Additionally, the removable top cover and rail allow for the use of slide-mounted optics. With these new innovations, the AMP will suit virtually any combination of users and platforms.Product Advantages:Open upper design allowing for slide mounted optics & factory sightsUpper aluminum rail - In the PRO versionEasy adjustment for different handguns, the small adapters will be sold separately, so one AMP unit can be customized to fit a wide variety of pistol modelsM-LOK handguard - for a wide variety of accessoriesAggressive look and pricingAvailable in 3 different colors: Black, OD Green, FDETwo systems available: AMP & AMP Pro