This rifle length SPR Straight top rail is a full Picatinny rail that connects the receiver to the forearm. This top requires the 8.5" rail with lugs in order to connect top rail to forearm. This creates a rigid platform ideal for mounting accessories.
This rail is constructed of hard coat black anodized T6 aluminum. Rail connects to rifle receiver with 3 cross bolts and the front of the rail connects to the forearms top rail using to screws. Rail is 17.7" in length with an add elevation of .450".
Customers who bought this item also bought