A must-have upgrade for a Rem 700 and a Grayboe Ridgeback, Renegade, or Terrain with a DBM inlet. Available for both Short and Long Action. Accepts all AICS type magazines and will fit the Grayboe M5 DBM inlet. Designed for ease of use and to be snag free. Have a rifle with a factory BDL and wanting to switch to the detachable box magazine option? All you need is a Grayboe stock with the DBM (M5) inlet, the Grayboe DBM accessory and as many ma