Category Archives: Bolt carrier groups

DPMS AR Bolt Carrier Group (Surface Treated) Review

The DPMS AR bolt carrier group is available in three versions, each with a very highly specified friction and wear reducing external treatment. In each case the bolt, carrier, gas key, cam pin and firing pin are all treated. Lubricity … Continue reading

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M-16 Bolt Carrier Review

¬† The DPMS M-16 bolt carrier is a replacement for bolt carriers on selective fire M-16s and M-4s. This carrier is subject to NFA rules. The M-16 bolt carrier is completely mil-spec or better in construction. It has a staked … Continue reading

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Fail Zero Bolt Carrier Group

The Fail Zero bolt carrier group was designed to deliver outstanding reliability, long life and easy cleaning. This AR bolt carrier group has an ultra low friction and extrmely hard proprietary EXO surface treatment¬†that is harder than the metal underneath … Continue reading

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