AB Arms Pro 5.56 BCG with Nickel Boron Coated Bolt ABABCGNBB

AB Arms AB Pro 5.56 Hybrid Bolt Carrier Group is built to Mil-Spec dimensions. The Nickel Boron coated bolt and cam pin needs virtually no lube during use. The phosphate coated extractor has a surface finish that provides superior extraction during firing. The Nitride QPQ coated carrier has a tough as nails finish that drastically enhances wear characteristics and provides surface lubricity.

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AB Arms Pro 5.56 BCG with Nickel Boron Coated Bolt ABABCGNBB Review

The AB Arms Pro 5.56 BCG with Nickel Boron Coated Bolt ABABCGNBB was described perfect. Great customer service from RedsGear!

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