8-Inch 300 Blk Barrel Sub-Assembly – Mc Grade 4140Cm Steel, Sbn Finish

Description

Manufacture ID: 30D810A
Barrel Sub-Assembly, 8.0″ MT 4140CM SBN, 300 Black Out
Specifications:
– Length: 8.0″, 1:7″ Twist
– Chamber: 300 BLK
– Profile: Medium Tapered Profile
– Material and Finish: 4140 CrMo, Salt Bath Nitride Finish
– Muzzle Thread: 5/8″-24 TPI
– Weight: 1.5 lbs
– Gas Port Location: Pistol
– Gas Block Size: .750

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