Accuracy International Mounts are machined aluminium one piece mounts with elevation built in. All 34mm mounts can be converted to 30mm using reducing rings. This Accuracy International mount has 28 moa of taper and attaches to a Picatinny rail. USED Accuracy International 34mm Mount for Picatinny Rail 28moa 33.5mm height NOT for S& B 5-25x56 scope 3436 - Good Condition - Milled for Clearance USED10300