Mossberg 500 / 550 Scout Mount Made in the USA with US materials !  100% Satisfaction Guaranteed,  Real Lifetime Warranty (unless mount & clamp is modified) No Modification to your rifle  DIY Installation  Remains solidly in place  Allows you to change barrels without losing zero on your sighting system Fits any Mossberg 500 or 550 12 gauge barrel  Works with all fore end styles 11.8 Ounces, 14.25 inches long  Will not warp your barrel  Protects your hand during sustained shooting - dissipates heat  Protects the barrel from damage in tactical operations A356 (6061) Aluminum (USA) Extrusion  Mil-Std 1913 Picatinny Rail  Tapped Holes on sides are for our Tactical Light Mount Kit (purchased separately) to mount a Laser or Flashlight