Upgrade your AR with Superlative Arms' patented Bleed Off gas piston system - built to vent gas forward for better control and less fouling, unlike outdated restrictive systems.

Gas adjustment (patented) - features 30 fixed positions located at the front of the block
Bleed-off port (patented) - located at the front of the block, designed to vent forward, directing emissions away from the operator
3/4 inches x 1 inches solid set screw QPQ melonite 416 stainless steel piston gas block
Left-handed, fully automatic AR-15 bolt carrier, dark DLC coated, 8620 steel
Carbine gas system/operating rod length

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