How to Free Float a Rifle Barrel Presented by Larry Potterfield of MidwayUSA

Published on July 20, 2011
Duration: 1:32

This video demonstrates how to free float a rifle barrel to improve accuracy by ensuring the stock does not contact the barrel. It covers identifying contact points using a dollar bill, disassembling the rifle, using a barrel bedding tool to remove high spots, and performing a final clearance check with a business card. Proper free floating prevents unwanted pressure on the barrel, leading to more consistent shot placement.

Quick Summary

Free floating a rifle barrel improves accuracy by preventing stock contact that interferes with barrel harmonics. Use a dollar bill or business card to check for contact points. If needed, carefully remove wood from the barrel channel using a bedding tool, ensuring about 0.010 inches of clearance.

Chapters

  1. 00:00Introduction to Free Floating
  2. 00:21Checking for Barrel Contact
  3. 00:36Disassembly and Inspection
  4. 00:48Removing Stock Material
  5. 01:03Finishing and Final Check

Frequently Asked Questions

What is the purpose of free floating a rifle barrel?

Free floating a rifle barrel aims to improve accuracy by ensuring the stock does not touch the barrel. This prevents the stock from interfering with the barrel's natural vibrations (harmonics) when fired, leading to more consistent shot placement and tighter groups.

How can I check if my rifle barrel is contacting the stock?

A simple method is to use a dollar bill or a business card. Slide it between the barrel and the stock along the entire length of the barrel channel. If the card gets stuck or requires force, it indicates contact points that need to be addressed.

What tools are needed to free float a rifle barrel?

Essential tools include a vise (like the Tipton Best Gun Vise), masking tape for protection, and a barrel bedding tool for carefully removing wood. A business card is used for the final clearance check. Ensure you have appropriate safety gear.

How much clearance is needed between the barrel and stock?

A common guideline is to achieve enough clearance so that a business card (approximately 0.010 inches thick) can slide freely between the barrel and the stock along its entire length. This ensures no unwanted pressure is applied.

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