TacFire MAR001CO Clamp On Low Profile Gas Block .750" Diameter Steel Black Parkerized Dummy Rounds These choke tubes feature a

These choke tubes feature a 25% longer parallel section in the choke

To accentuate the contrasting color theme

Safe with steel

For a product family which was already boasted one of the best value propositions in the market

The rubber core of the Ripcord maintains pressure against the barrel allowing for a 360 degree clean

TacFire MAR001CO Clamp On Low Profile Gas Block .750" Diameter Steel Black Parkerized Dummy Rounds These choke tubes feature aTacFire's Clamp On Low Profile Gas Block is CNC machined from steel with a erosion resistant parkerized finish. It replaces the an existing A2 front sight and is compatible with 5. 56 223 rifle with . 705" barrel diameter. A roll pin, screw set and hex wrench. This model has a black finish.