Fits Aimpoint® Comp™M4 / M4s sight models, can also be used with Comp™M3 / ML3 and PRO™ optics in conjunction with Base and Top Ring, Item No. 12194
Quick Release Picatinny (MIL-STD 1913) Mount
Returns to zero after remounting
QD torque limiting modular base only
Spacer is necessary for M4 flat top rifles and carbines