Rifle Scope Ring Height Information Chart for 30mm, 40mm, 50mm, 60mm Objective

In this article, let’s find out the definition of scope ring height and the most accurate rifle ring height details chart for 25-65mm objective.

What are the Ring Heights?

Ring Heights are measure from the closest contact point at the receiver to the bottom of the ring cradle. The following rules apply to most, but not all, of our rings:

• (Front Rings) Extra Low .300 inch
• Low .400 inch
• Medium .500 inch
• Extra High .600 inch

In some cases, like for example, the Browning A-Bolt add .05 inch to the above heights.

Rifle Scope Ring Height Information Chart

This chart provides a guide to scope ring height, based on the outside diameter of the target in your range.

• The outer objective diameter is measured from the bell itself, not the glass.
• Ring height from top of base to bottom of scope.

Outside Objective Diameter	Ring Height for 1 Inch Tubes	Ring Height for 30mm Tubes
25mm, .984 inches	.150 inches
26mm, 1.023 inches	.150 inches
27mm, 1.062 inches	.150 inches
28mm, 1.102 inches	.150 inches
29mm, 1.141 inches	.150 inches
30mm, 1.181 inches	.150 inches
31mm, 1.122 inches	.150 inches
32mm, 1.259 inches	.150 inches
33mm, 1.299 inches	.150 inches
34mm, 1.338 inches	.150 inches
35mm, 1.377 inches	.150 inches
36mm, 1.417 inches	.270 inches
37mm, 1.456 inches	.270 inches
38mm, 1.496 inches	.270 inches
39mm, 1.535 inches	.270 inches
40mm, 1.574 inches	.270 inches
41mm, 1.614 inches	.270 inches
42mm, 1.653 inches	.270 inches
43mm, 1.692 inches	.270 inches
44mm, 1.732 inches	.270 inches
45mm, 1.771 inches	.270 inches
46mm, 1.811 inches	.270 inches
47mm, 1.850 inches	.270 inches
48mm, 1.889 inches	.270 inches
49mm, 1.929 inches	.270 inches
50mm, 1.968 inches	.270 inches	.300 inches
51mm, 2.000 inches	.270 inches	.300 inches
52mm, 2.047 inches	.270 inches	.300 inches
53mm, 2.086 inches	.270 inches	.300 inches
54mm, 2.125 inches	.270 inches	.300 inches
55mm, 2.165 inches	.270 inches	.300 inches
56mm, 2.204 inches	.390 inches	.300 inches
57mm, 2.244 inches	.390 inches	.300 inches
58mm, 2.283 inches	.390 inches	.300 inches
59mm, 2.322 inches	.390 inches	.300 inches
60mm, 2.362 inches	.390 inches	.300 inches
61mm, 2.401 inches	.390 inches	.410 inches
62mm, 2.440 inches	.390 inches	.410 inches
63mm, 2.480 inches	.390 inches	.410 inches
64mm, 2.519 inches	.500 inches	.410 inches
65mm, 2.559 inches	.500 inches	.410 inches

References collected from:

1. Ring Height – https://www.midwayusa.com/how-to-guides/ring-height
2. https://store.talleyscoperings.com/pages/faq-frequently-asked-questions