Alpha v2 Nitride Enhanced Bolt Carrier Group 5.56 - $99 shipped w/ code: USA15

Description

Memorial Day Sale extended! 15% off sitewide w/ code: USA15

Carrier: Machined from 8620 steel & QPQ nitride/melonite treated.
Enhanced carrier geometry with M16 profile.
The QPQ nitride/melonite treatment hardends the surface to 70 RC and reduces friction, adding corrosion resistance inside and out.
Bolt: 9310 & QPQ nitride/melonite treated with additional cryo freeze for extra strength. Shot peened precision ground diameters.
Magnetic Particle Inspected and laser marked.
Extractor machined from S7 tool steel
Crane extractor O ring to boost extraction clamping force.
Gas key: Machined from billet 4140 with grade fasteners and staked to mil spec.
Chrome plated firing pin per mil spec.