Today, the Leap mount features an even stronger base with a forward lean to provide more room for magnifiers, and chamfered side pockets for improved thumbscrew access. The re-designed clamp has discreet hardened steel pins and a stopper to indicate when it's sufficiently open to clear a Picatinny rail.Features7075-T6 Aluminum / 4140H SteelFinishesType III Anodizing / Flash NitrideCenter height over rail1.93"Co-WitnessNoneWeight1.65ozOriginUnited States of AmericaRailsMIL-STD-1913 PicatinnyAimpoint reflex sightsACRO P-1, ACRO P-2MountScalarworks Leap (SW0320)ToolsT10 Torx driver bitManualsScalarworks Leap