Fostech
Fostech Complete Bolt Carrier Group, Black Nitride - 6226
SKU: 6226UPC: 639266299677
$135.00$136.99
MSRP: $136.99
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This is a complete bolt carrier group designed for the Fostech Echo AR-II and Echo Sport platforms with a full-auto M16 cut. The assembly features a 9310 alloy steel bolt that is shot peened and magnetic particle inspected, with mil-spec gas rings, hardened tool steel extractor, and black nitride finish for enhanced durability. Compatible with .223, 5.56, and .300 BLK ammunition.
