Precision Reflex Winchester Mod 70 L.A. Military 7in Steel Base Full 1913 Rail Black. A Military 7in base with full 1913 Picatinny rail is constructed of 1141 steel with a parkerized finish and compatible with all Mil Spec products. The base comes with (4) #6-48 Torx head mounting screws Base is 7in in length and is ambidextrous. Specifications for Precision Reflex Winchester Mod 70 L.A. Military 7in Steel Base: Manufacturer: Precision Reflex Color: Black Finish: Phosphate Fabric/Material: 1141 Steel Gun Make: Winchester Gun Model: Winchester Model 70 Action Length: Long Action Length: 7 in Width: 0.835 in Height: 0.495 in Weight: 5.2 oz Gun Rail: Picatinny Package Contents: Precision Reflex Winchester Mod 70 L.A. Military 7in Steel Base Precision Reflex 02-225-02: Winchester Mod 70 L.A. Military 7in Steel Base Full 1913 Rail Black