The Trijicon RMRSRO Low Weaver Mount Quick Release Mount with Trijicon QLOC Technology features a MilSpec drop test rated 6061T6 aluminum design with an easy to use one handed tool less mounting system.This Return to Zero mount boasts a low weight and low profile design compatible with any Weaver rail.Designed specifically for the Trijicon RMR. This lightweight Low Weaver mount is perfect for mounting the RMRSRO on any weapon platform with a Weaver rail that requires a low optical height. Such as a shotgun .22 rifle or pistol platform.