LimbSaver Grind-To-Fit Recoil Pad. The New LimbSaver Grind-To-Fit Recoil Pad grinds down to a perfect clean fit. This revolutionary three-step process features Sims Vibration Laboratory's scientific recoil reduction technology and proprietary NAVCOM (Noise and Vibration Control Material). It is designed to displace shock on a broadband spectrum (0 to 2500 Hz) ensuring the maximum shock relief, and greater protection for the shooter. The superior recoil reduction allows greater access to the firearms sport by women, youth, and the disabled. Available in small, medium and large models. LimSaver Grind To Fit Recoil Pad.