Thompson Center Renegade Upgrade

In upgrading a Thompson Center Renegade, here’s how I installed a Green Mountain barrel and Lyman receiver sight.

by Wendell Dwight Deaner

The Relationship Of Barrel Extension Diameter To Accuracy In The AR-15, Part 2

Further quantifying the accuracy gains from the proper fitting of the barrel extension to the receiver, rebarreling and the new custom BAT Machine oversize extensions.

by Joe Carlos
photos by Gretchen Huffman

The Relationship Of Barrel Extension Diameter To Accuracy In The AR-15, Part 1

Slop in fitting the barrel extension to the upper receiver can rob your rifle of its potential accuracy.
by Joe Carlos
photos by Gretchen Huffman

A Unique Method of Custom Scope Base Fitting

Scope base-to-receiver alignment is critical to rifle accuracy as well as getting the scope reticle to optical center. Proper coaxial congruity can be most difficult to achieve in a base. Individual custom scope base fitting can be a very workable option.

by Norman E. Johnson

Model 87 Ithaca Deerslayer Scope Mount

Ithaca’s Model 37 and 87 Deerslayer shotguns have been dependable deer guns for a long time, but an optical sight makes them even better.

by Norman E. Johnson