Warne Scope Mounts 30 mm MSR QD Matte Rings (2 Piece), Black Horizontally split rings modeled after the X-Skel and R.A.M.P. Mount design Skeletonized ring body and caps for weight reduction Places your optic at the ideal height for modern sporting rifle platforms Quickly detach and reattach the QD wingnut style with no loss of zero #8 Torx style fasteners with steel inserts