Full metal Z type Bi-level scope mount base.
Fit all carrying handle of colt rifle.
Allow installation of aiming device without removing the carry handle.
20mm standard RIS weaver base ready to add any scope mount.
Easy to hook up.
Can install any red dot or scope onto this 20mm scope mount base.
Color - Matte black
Weight - 225g
Length - 285mm
Rail type - 20mm
Material - aluminum alloy