Fischer M&T&reg; RTAC Scope Mount / Picatinny / Scope Rings - (Medium profile, 1 inch ring, Scope Mounts - Pair of 2) Fully adjustable Medium profile 1 scope rings (fits up to 25-30mm objective) Adjustable ultra-secure attachment mechanism ensure fit on all picatinny rails Medium profile saddle height Robust design hold zero under extreme stress 100% Lifetime Guarantee