Real Avid Smart-Fit AR15 Vise Block 100100107 Featuring a Gaseous Tritium Light

Featuring a Gaseous Tritium Light Source (GTLS) powered by a rare radioactive isotope of hydrogen

This comprehensive repair kit includes a variety of essential hardware needed to service Safariland holsters

streamlined

and a polished appearance in the field

ensuring they withstand the toughest conditions

Real Avid Smart-Fit AR15 Vise Block 100100107 Featuring a Gaseous Tritium LightThe Smart Fit AR15 Vise Block is the last lower vise block youll ever need. The patent pending block expands to fit any . 223 5. 56mm AR15 magwell, making loose, sloppy fitting blocks a thing of the past. Insert the block into the magazine well and simply rotate the adjustment handle to tighten the fit. This block can also be used with an inverted lower receiver to work on pistol grips or allow easy access to the underside of your AR15. For hassle