BRT MarkBlue Gas Tube - BRT EXT

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Product Details

The Black River Tactical MarkBlue Gas Tube is a premium quality gas tube used exclusively with the BRT EXT length gas system.

The BRT EXT gas system was created to provide OPTIMUM performance from 16" 5.56 barrels.

The BRT EXT gas system is longer than the standard mid-length, but shorter than the Noveske Intermediate length.

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.
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