Precision Reflex Remington 700 Stock Rail Sling Swivel And Stud 4in Standard Black. Rail also comes with a 1in sling swivel mount with push button release and screw in swivel stud. The one of the mounting holes is slotted for variations in the stocks. Specifications for Precision Reflex Remington 700 Stock Rail: Manufacturer: Precision Reflex Color: Black Finish: Hard Coat Anodized Fabric/Material: T6 6061 Aluminum Cant: 0 MOA Gun Make: Remington Gun Model: Remington Model 700 Width: 0.835 in Height: 0.39 in Weight: 2 oz Gun Rail: Picatinny Package Contents: Precision Reflex Remington 700 Stock Rail Precision Reflex 02-700-01: Remington 700 Stock Rail Sling Swivel And Stud 4in Standard Black