Precision Reflex PRi Remington 870 Top Rail Black. Drilling and tapping required. Specifications for Precision Reflex PRi Remington 870 Top Rails: Manufacturer: Precision Reflex Color: Black Gun Rail: Picatinny Gun Model: Remington Model 870 Finish: Hard Coat Anodized Gun Make: Remington Length: 7.375 in Fabric/Material: T6 6061 Aluminum Cant: 0 MOA Gun Type: Shotgun Quantity: 1 Package Contents: Precision Reflex PRi Remington 870 Top Rails What firearm models does the manufacturer say Precision Reflex PRi Remington 870 Top Rails is compatible with? The manufacturer says that Precision Reflex PRi Remington 870 Top Rails is compatible with Remington Model 870Precision Reflex 08-090: PRi Remington 870 Top Rail Black