All screws should be tightened to NO MORE than 15-20 inch pounds! Does not work with extended/threaded barrels or Polymer 80 frames. Dark Hour Defense is not responsible for any damage caused to user's Glock.
Device not rated for +P/hot ammo. The item "RAIL MOUNTED COMPENSATOR DARK HOUR DEFENSE GLOCK STANDOFF DEVICE" is in sale since Friday, August 17, 2018.This item is in the category "Sporting Goods\Hunting\Tactical & Duty Gear\Other Tactical & Duty Gear". The seller is "darkhourdefense" and is located in Glendale, Oregon. This item can be shipped to United States.