UTG Pro Model 870 Picatinny Rail Mount Black. 1 in. Extended Length with 14 Picatinny Rail Slots for Dot Sights Rear Sights and Flexible Positioning of Magnified Optics for Proper Eye Relief Adjustment Low Profile with See Thru Design for Use of Front Bead Sight Contoured Bottom Perfectly Fits Remington 870/1100 with Drilled and Tapped Receiver Includes Assembly Screws and Tools for Simple and Friendly Installation No Gunsmith Required Specifications for UTG Pro Model 870 Picatinny Rail Mount: Manufacturer: UTG Pro Color: Black Gun Rail: Picatinny Gun Model: Remington Model 870 Finish: Matte Gun Make: Remington Country of Origin: USA Hand: Ambidextrous Fabric/Material: Aluminum Condition: New Package Contents: UTG Pro Model 870 Picatinny Rail Mount What firearm models does the manufacturer say UTG Pro Model 870 Picatinny Rail Mount is compatible with? The manufacturer says that UTG Pro Model 870 Picatinny Rail Mount is compatible with Remington Model 870UTG Pro MTU028SG: Model 870 Picatinny Rail Mount Black