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Knight's Armament Low Profile Gas Block Assembly has been discontinued by Knight's Armament and is no longer available. Our product experts have helped us select these available replacements below.You can also explore other items in the Gun Parts, AR 15 Parts, Rifle Parts, AR15 Upper Parts, AR Gas Blocks yourself to try and find the perfect replacement for you!
Replacement Low Profile Gas Block for the SR-15/SR-16 series. This block has a 0.750in inside diameter and is secured by a pair of set screws, making it a good choice for use with the URX 4 rail. Also compatible with other KAC URX rail systems