Aircraft aluminum gas block with Picatinny-style rail to mount detachable laser sights, flashlights, etc. Hardcoat black anodized aluminum. Requires fitting and installation by a qualified gunsmith. Matte.
Gas block is slightly shorter than A3 Upper and requires use of gas block height front sight
Single Picatinny Rail Gas Block .750" Diameter.
Gas Block is 2" long
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