BRT MarkBlue Gas Tube - Carbine

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Product Details

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

CAR tube is approximately 9.75" long.

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