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NiB-X Coating



Nickel Boron Coating. Harder than Tennifer, Melonite, Nickel Teflon and Hard Chrome (NiB-X is Rc72). Environmental corrosion protection. Very lubricious (CoF .07). Easier to clean - wipes clean in most cases. Less maintenance - longer usage between cleaning cycles and enhanced performance. Lifetime warranty from chipping, flaking or wear.

Drops into AR15/M16 Rifles without any Gunsmithing!

Full Auto Carrier will function in any semi automatic rifle



These BCG's are fully assembled and ready to drop in any AR15 or M16 rifle or pistol. These are the heavier M16 carrier and will work with any AR15 platform rifle designed to use a standard BCG. Calibers this BCG will work with include 5.56, 223, 204,and 300BLK.



*BCG's are received and shipped in bulk packing

*ALL BCG's that we have received recently in are the traditional "round" polished carrier rather than the faceted.



X-Treme Durability: Corrosion-resistant and harder than Nickel Teflon, Melonite, or Hard Chrome. (RC 72)

X-Treme Performance: Cycles Smoothy round after round. Wipes clean- so you spend more time shooting, less time cleaning!

X-Treme Reliability: Only uses milspec parts. Provides longer usage cycles without stoppages. Bolt Carpenter 158 case hardened, shot peened and magnetic particle inspected. Manufactured to Government drawings. Mil Spec gas rings. NiB-X coated (40% more wear resistant than Chrome).

Extractor Manufactured, heat treated, hardened, per Government drawings. Black extractor buffer and heavy duty spring. NiB-X coated.

Firing Pin Manufactured, heat treated, hardened, Chromed and certified per Government drawings.

Bolt Assembly: case hardened, shot-peened, magnetic particle inspected, Carpenter 158 bolt with high-performance extractor, ejector springs, mil spec gas ring, and special O-ring buffer.

Carrier: 8620 material (M-16 style) heat treated and case hardened.

Gas Key: Attached using grade 8 hardened fasteners, stake per mil specs. NiB-X Coating on all components is highly lubricious (CoF=.07)

All components manufactured by US suppliers!!!

WMD NiB-X Coating M16/AR15 Bolt Carrier Group (Polished)NiB-X CoatingNickel Boron Coating. Harder than Tennifer, Melonite, Nickel Teflon and Hard Chrome (NiB-X is Rc72). Environmental corrosion protection. Very lubricious (CoF .07). Easier to clean - wipes clean in most cases. Less maintenance - longer usage between cleaning cycles and enhanced performance. Lifetime warranty from chipping, flaking or wear.Drops into AR15/M16 Rifles without any Gunsmithing!Full Auto Carrier will function in any semi automatic rifleThese BCG's are fully assembled and ready to drop in any AR15 or M16 rifle or pistol. These are the heavier M16 carrier and will work with any AR15 platform rifle designed to use a standard BCG. Calibers this BCG will work with include 5.56, 223, 204,and 300BLK.*BCG's are received and shipped in bulk packing*ALL BCG's that we have received recently in are the traditional "round" polished carrier rather than the faceted.Corrosion-resistant and harder than Nickel Teflon, Melonite, or Hard Chrome. (RC 72)Cycles Smoothy round after round. Wipes clean- so you spend more time shooting, less time cleaning!Only uses milspec parts. Provides longer usage cycles without stoppages.case hardened, shot-peened, magnetic particle inspected, Carpenter 158 bolt with high-performance extractor, ejector springs, mil spec gas ring, and special O-ring buffer.8620 material (M-16 style) heat treated and case hardened.Attached using grade 8 hardened fasteners, stake per mil specs. NiB-X Coating on all components is highly lubricious (CoF=.07) ⚠ WARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer and reproductive harm. For more information go to: www.P65Warnings.ca.gov.

