16″ 450 Bushmaster or 458 Socom AR-15 Barrel & BCG Combo

Description

16″ 450 Bushmaster or 458 Socom AR-15 Barrel & BCG Combo

In this packaged deal, the buyer will get to choose between a 16″ 450 Bushmaster, or 16″ 458 Socom Barrel.  Either selection will also receive a Nitride 450/458 Bolt Carrier Group as well.

450 Bushmaster Barrel Specs:

• 16″ 4150 Barrel
• Magphos Finish
• Carbine Length Gas
• .875 Gas Block
• 1:24 Twist
• 5/8×32 Threads
• Sub-MOA Rated
• 100% Made in the U.S.A.

458 Socom Barrel Specs:

• 16″ 4150 Barrel
• Magphos Finish
• Carbine Length Gas
• .936 Gas Block
• 1:14 Twist
• 5/8×32 Threads
• Sub-MOA Rated
• 100% Made in the U.S.A.

BCG Specs:

• 458 Socom/ 450 Bushmaster
• M16 cut
• 9310 steel carrier
• Carpenter 158 steel bolt
• 4140 steel extractor
• MIL-SPEC O-ring
• MIL-SPEC gas rings
• 4140 steel cam pin
• 8740 steel firing pin with hard chrome finish
• Magnetic particle inspected
• Proudly made in the U.S.A.