Ring Height. Scope rings usually come in three sizes of low, medium, and high. The size of the objective lens on the scope does have some influence here.

Hawke® Optics has expanded its Tactical Scope Ring Mounts to include four new 34mm size options. ... These scope rings are made from high-grade aluminum that is anodized with a matte black finish.

Scope Height. The depth of the scope rings controls how far above the bore the scope sits. The primary concern is that both ends of the scope have adequate clearance above the rifle. Having the ...

My Winchester Model 70 Featherweight in 7x57 Mauser with a Weaver mount gave me fits. I removed the scope rings and discovered that the bases themselves were misaligned and pointed left.