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DOUGLAS ULTRA RIFLED #3 CONTOUR BARREL BLANKS. Button rifled for smoothness with tolerances for groove diameter and straightness held to .0005 inches. .22 through .338 barrels feature 6 grooves; .358, .375 and .458 barrels have 8 grooves. Not straightening is done and all barrels are stress relieved. SPECS: 4140 Chrome moly and stainless steel. Unturned blanks will be .025" (.63 mm) to .050" (1.3 mm) larger in diameter and longer than shown. Not threaded or chambered.
Specifications
- Manufacturer:
- Douglas
- Category:
- barrel
- Platforms:
- AR-15
- Required Component:
- Yes
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