BRT MarkBlue Gas Tubes


SKU: PB-BRT-TUBE Categories: ,


The Black River Tactical MarkBlue Gas Tube is a premium quality gas tube used to complete an AR with a mid length gas system.

The distinctive “MarkBlue” dot allows easy identification of a genuine BRT gas tube and guaranteed performance.

It is compatible with BRT MicroPin Gas Blocks, front site bases and low profile gas blocks.

Includes a stainless steel gas tube and a stainless steel spiral coil spring pin.

Additional information

Gas Length

Carbine, Mid-length, Pistol, Rifle


Black River Tactical


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