How to Determine the Proper Scope Ring Height | MidwayUSA Gunsmithing

Published on January 8, 2008
Duration: 1:39

Determining the correct scope ring height is crucial for both mechanical clearance and proper ergonomics. Lower rings are preferred if they allow the objective bell to clear the barrel and the bolt handle to clear the eyepiece. Proper height ensures your eye naturally aligns with the scope, avoiding excessive cheek compression against the stock.

Quick Summary

The correct scope ring height ensures mechanical clearance and proper ergonomics. Use the lowest rings possible that allow the objective bell to clear the barrel and the bolt handle to clear the eyepiece. Proper height allows your eye to naturally align with the scope without excessive cheek compression.

Chapters

  1. 00:00Introduction to Scope Ring Height
  2. 00:16Objective Diameters and Ring Height
  3. 00:29Ring Height Classifications
  4. 00:42Mechanical Clearance Requirements
  5. 01:00Ergonomics and Cheek Weld

Frequently Asked Questions

What is the most important factor when choosing scope ring height?

The most critical factors are ensuring adequate mechanical clearance and achieving proper ergonomic alignment. This means the scope's objective bell must clear the barrel, the bolt handle must clear the scope, and your eye should naturally align with the scope when shouldering the rifle.

How do I know if my scope rings are too low?

If your scope's objective bell is too close to or touching the rifle barrel, the rings are too low. Additionally, if the bolt handle contacts the scope during cycling, or if you have to excessively compress your cheek against the stock to see through the scope, the rings are likely too low.

What is the general rule for selecting scope ring height?

The general rule is to use the lowest possible scope rings that still provide sufficient clearance. This typically means the objective bell should clear the barrel by at least 1/16 inch, and the bolt handle must cycle freely without hitting the scope's eyepiece.

How does scope objective diameter affect ring height choice?

Scopes with larger objective lens diameters, such as 40mm or 50mm, generally require higher scope rings. This is necessary to create enough space between the objective bell and the rifle barrel, ensuring proper clearance.

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