TRIROCK 155mm Length Extension Dovetail Rail 11mm to 20mm Weaver Picatinny Flat Top Riser Adapter Scope Mount

This riser rail is made from aircraft-grade, 6061-T6 aluminum and has a mil-spec standard black matte anodized finish, that ensures the lightweight and hard durability. It offers 155mm long and 20mm wide flat top picatinny weaver rail to extend and convert your 11mm dovetail rail, that could provides a more comfortable cheek rest and ergonomic scope position. Engineered to provide the optimal mounting height for the optic and ring combinations. Its multiple-slots design provides plenty of options when setting eye relief. Turn your flat top AR-15 or M16 into the perfect optics platform with our new Flat Top Riser Rail. The new Flat Top Riser Rail also features a quick, reliable installation and detachment with the allen key.