Acculite 16.5" Take Down Black Matte Aluminum Sleeved Ultralight Barrel - NO THREADS
Gun Barrel Stock: 6061 high-quality aircraft aluminum
Barrel Length: 16.5" & 18.5" Takedown barrels without the built-in compensator cuts. 16.5" barrels are only available without the compensator due to the minimum length requirement. Rifle liner runs the full length in barrels without the compensator.
Standard Features: Barrel flutes (long one on top, 2 smaller ones on the sides and one on the bottom).
Diameter: .920 Bull Barrel Style
Shank Size: .001 Oversized (may require minor hand fitting)
Chamber: .22 LR Bentz Chamber - can use standard or match grade ammunition. Hyper-velocity ammo, such as CCI Stingers are not recommended.
Liner: 4140 Steel - Button rifled
.050 Thickness on LR & WMR (Magnum) liner, 6 groove
Rate of Twist: 1:16 - 22LR and WMR
1:9 - 22LR Sub-Sonic (40, 50, 60 grain ammo / accuracy range 25-50 yds.)
Caliber: . 22 Long Rifle
Weight: Approximately 1 oz. per inch per length of the barrel
Anodizing: This is an electrochemical process that chemically infuses the color into the aluminum and will not chip, peel or scratch.