The Trijicon MRO Low Weaver Mount Quick Release Mount with Q-LOC(TM) Technology features a Mil-Spec drop test rated 7075-T6 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 MRO. This lightweight Low Weaver mount is perfect for mounting the MRO on any weapon platform with a Weaver rail that requires a low optical height. Such as a shotgun, .22 rifle or pistol platform. Matte Black Anodized Finish Made in the USA