Sniper Tactical Saddle Scope Sight Weaver/Picatinny Rail Mount For Remington 870 Compatible Black. Two locking bolts for replacing the original trigger pins. Low profile see-through feature and V-cut on top rail for use with iron sights. Easy to install and lightweight. A great tactical upgrade - adds 14 Picatinny accessory slots. Uses existing pin ports on receiver - no gunsmithing or additional tools required. Dimensions: 7.5 x 1.9 x 2.6 inches (L x W x H) Item weight: 5.3 ounces. Specifications for Sniper Tactical Saddle Scope Sight Weaver/Picatinny Rail Mounts For Remington 870: Manufacturer: Sniper Color: Black Included Accessories: 2 Locking Bolts Allen Wrench Trigger Pins Gun Rail: Picatinny Gun Model: Remington Model 870 Finish: Matte Gun Make: Remington Width: 1.77 in Fabric/Material: Aircraft Aluminum Alloy Gun Type: Rifle Weight: 5.3 oz Quantity: 1 Height: 2.55 in Length: 7.1 in Ring Height: 2.55 in Condition: New Package Contents: Sniper Tactical Saddle Scope Sight Weaver/Picatinny Rail Mount For Remington 870 Compatible What firearm models does the manufacturer say Sniper Tactical Saddle Scope Sight Weaver/Picatinny Rail Mounts For Remington 870 is compatible with? The manufacturer says that Sniper Tactical Saddle Scope Sight Weaver/Picatinny Rail Mounts For Remington 870 is compatible with Remington Model 870Sniper MRM87: Sniper Tactical Saddle Scope Sight Weaver/Picatinny Rail Mount For Remington 870 Compatible Black