The B2-CM4CO Riser is designed to interface with the B2 modular base is configured for the Aimpoint Comp M4. It will put the iron sights at the true co-witness height. It is precision machined from 6061 T6 aluminum and finished in hard coat T3 Mil-Spec anodize.
The B2-CM4CO Riser is precision CNC machined from a block of 6061 T6 aluminum and finished in hard coat type 3 Mil-Spec anodize for a rock hard lasting finish.
The B2-CM4CO Riser has the following specifications: