RADICAL FIREARMS 5.56/300 Blk Melonite Bolt Carrier Group (556MEL-BCG)

The Radical Firearms 5.56 NATO / 300 BLK Gen 2 Bolt Carrier Group features an M16 pattern 8620 tool steel carrier with 9310 alloy steel bolt and shot-peened for increased surface strength and durability. Each bolt is equipped with an extractor booster to ensure reliable cycling during rapid semi-auto or full-auto fire. A properly staked gas key prevents gas leakage that can lead to short stroking. Each assembly is magnetic particle inspected to ensure it is free from defects that can lead to premature failures. If you are looking to build an affordable AR-15, this Radical Firearms Melonite bolt carrier group is a great option.

Radical firearms manufactures a large variety of AR-15s, parts, and in a variety of different calibers, so you can either build or buy the rifle you are looking for. If you decide to go the build route, you can't go wrong with this affordable 5.56 BCG. This 5.56 bolt carrier group comes with all the features you want in a reliable and long-lasting bolt carrier group including a Melonite finish. This type of finish goes through a process that physically changes the surface of the steel, increasing the hardness and overall lubricity. This leads to a long service life and less amount of time required to clean. The extremely smooth finish makes cleaning dirt and carbon much easier.