7.62x39mm 20 Gunsmith Bbl Blank Green Mountain

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7.62x39mm 20" Gunsmith Bbl Blank Green Mountain.

Availability :
In Stock
Top Rated Supplier of Firearm Reloading Equipment, Supplies, and Tools - Colt

20" x 1" 4140 chrome moly, .300"bore/.311" groove, button rifled, thermo stress relieved, air gauged, muzzle stamp.

Contour 8 Douglas.

Availability :
In Stock
Famous, Douglas Double XX, premium-grade barrels are an excellent choice for any rebarrelling project. Proven accuracy and finest care in manufacture. Button rifled ...

Match-Grade Barrel Blanks From U.S.'s Oldest Barrel Maker

Famous, Douglas Double XX, premium-grade barrels are an excellent choice for any rebarrelling project. Proven accuracy and finest care in manufacture. Button rifled for unequalled smoothness with tolerances for groove diameter and straightness held to .0005". .22 through .338 barrels feature 6- grooves while the .358, .375 and .458 barrels have 8. No straightening is done and all barrels are stress relieved.

Click here to view contour specifications.


Big Book Catalog, Issue:71, Page:171

SPECS: 4140 Chrome moly and stainless steel. "Finished" dimensions are shown in chart. Unturned Blanks will be .025" (.63mm)-.050" (1.3mm) larger in diameter and 1-½" (3.8cm) longer than shown. Not threaded or chambered. ORDERING: Advise: 1) Complete 9-digit Stock # from chart; 2) Caliber 3) Twist 4) Contour. If no Stock # is shown in the chart, that barrel must be ordered on a Special Order basis. Special Orders require Full payment in Advance and are non-cancelable and non-refundable. Not shipped prepaid.