Scalarworks LEAP/03 Aimpoint ACRO Red Dot Sight Mount 1.57in Black. The lightest strongest and most compact quick-detach red dot sight mount possible. The LEAP/03 redefines the standard for mounting your Aimpoint ACRO P-2 footprint compatible optic to your AR-15's Picatinny top rail. Available in 1.57'' and 1.93'' optic heights. Specifications for Scalarworks LEAP/03 Aimpoint ACRO Red Dot Sight Mount: Manufacturer: Scalarworks Color: Black Finish: Nitrided Fabric/Material: 7075-T6 Aluminum/4140H Steel Red Dot Sights-Footprint: Aim Point Acro Optic Cut: Not Applicable Condition: New Country of Origin: USA Features of Scalarworks LEAP/03 Aimpoint ACRO Mount Quick-detach mount - 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. Leap mounts hold and return to zero under any condition. Engineered to be the lightest Aimpoint mount without compromising an ounce of strength. The Leap has no protruding levers bolts or knobs to rap your knuckles or get caught on clothing gear and surroundings. The world's most efficient quick-detach mechanism. Package Contents: Scalarworks LEAP/03 Aimpoint ACRO Red Dot Sight Mount T-10 BIT Scalarworks SW0310: LEAP/03 Aimpoint ACRO Red Dot Sight Mount 1.57in Black