Tacfire Low Profile Gas Block, 0.875", Black Oxide Steel - MAR001S
- Size: 7/8"
- Material: Steel
- Finish: Black Oxide
- Color: Black
- For Use With: 223 Rem/5.56 NATO/308 Win with 0.875" Barrel
Our Low profile micro gas block is CNC precision machined with superior quality steel. It is Heat treated, Erosion resistant with a Black Oxide Finish. This Low Pro Micro gas block replaces the existing A2 front sight, and is sleek and small to allow a longer rail to be placed over. Can be used when installing a Mid Length, Specter Length or Rifle Length hand guard to a shorter length gas system barrel. Roll pin and set screws are included. No modification to your barrel is required.
- Outer diameter gas tube insert - 0.39 inches
- Wall thickness - 0.129 inches