Factory Grade In Sporter
Pre-threaded and short chambered barrels, precision made to provide superior accuracy. Stress relieved and machine lapped then air gauged with a muzzle-to-breech tolerance of .0001"; furnished with the chamber left .010" short. Requires gunsmith fitting and final chambering. A popular caliber, and a popular style, ready to fit to your receiver. #4 Contour, ready to build into a quality sporter.
Big Book Catalog, Issue:69, Page:167
SPECS: 4140 chrome-moly steel, in the white. Button rifled with 1-10" twist, 6-groove rifling. Rc 25-32. #4 Contour 26" long, .650" diameter at the muzzle.