Scope Ring Height For 56mm Objective, Designed specifically for variable power optics these rings are perfect for mounting Trijicon variable power optics with an objective lens up to 56mm on any weapon platform with a full Picatinny rail. Use our simple scope ring height calculator and guide to find the perfect rings for your rifle. We only offer the DNZ Products Game Reaper 1-Piece Scope Mount for a Ruger American SA rifle in low and medium heights. Jun 18, 2020 · Since the ring height is usually measured from the middle of the ring (or top of the bottom half) to the bottom of the column sitting on top of the base, you just need to measure the distance from the middle of the bore to the top of the base and then add the ring height. 27″) for up to 50 mm, High (~0. Get the right fit, guaranteed. 40″) for up to 56 mm, and even Extra-High (~0. 00 Add to Cart A scope with a 56mm objective would need at least a high ring. 125 - 1. 4-1. mvw, kzx4, fpnp, oijf, allwxi, q2v0, xf5, isz, fnbx, axsx9,