Proof Research 22LR RPR Ruger Pre-Fit Steel Barrel
Proof Research 22LR RPR Ruger Pre-Fit Steel Barrel are designed for Ruger’s Precision Rifles, Ruger’s Precision Rimfire, and 10/22. The Ruger Steel Barrels are available in several different lengths, twist rates and muzzle threads, this allows you to find the perfect barrel for your Ruger. Your barrel will arrive threaded, chambered, and ready to be installed in a simple operation requiring few specialized tools. Proof Research make their steel barrels in house with the exact same vow to quality and consistency as they put into the carbon fiber barrels. The drilling, rifling, and lapping process is identical to their composite barrels. They start with the same steel used in the carbon fiber barrels. It is a double stress relieved 416R stainless steel, a pre-hardened chromium stainless steel that was specifically made by engineers in collaboration with rifle barrel makers to give the consistent, high quality and durability this industry demands.
Proof Research 22LR RPR Ruger Pre-Fit Steel Barrel Features
Excellent machinability for gun drilling and reaming, plus an exceptional finish for uniform lapping
A solid micro structure which responds to heat treatment providing a uniform hardness along the length of the barrel
A great combination of high tensile strength along with the toughness to withstand extreme chamber pressures that happens during each use
Excellent erosion wear characteristics and corrosion resistance
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