• Made of aircraft aluminum alloy with black hard anodized.
• This picatinny rail mount is designed under Mil-Spec for Mossberg Mossberg 500 / 590 / 835 Series or equivalent ones.
• The 13 slots rail mount allows mounting any picatinny or Weaver standard scopes, red dots, magnifiers, or other optics as you like.
• Comes with an allen wrench and 4 screws, that could set screws into the Mossberg factory mounting holes perfectly. (Please kindly note that Please note that pre-1997 Mossberg shotguns do not come with factory mounting holes. Please kindly verify if there are appropriate mounting holes on your guns).
• 5.51 inches in length and light weight brings an easy outdoor operating.