Knight’s Armament – rifleshooter.com

October 8, 2026

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6.5 Grendel Review: 18″ Special Purpose Rifle

February 1, 2015 Bill Marr 0

The 6.5 Grendel was created as a 200-800 yard cartridge to fit into a standard AR-15 magazine. Based on the 220 Russian cartridge (the parent case utilized for the 7.62x39mm, 5.45x39mm and the 6PPC), the 6.5 […]

Knight’s Armament URX 4 forend: Initial thoughts

July 19, 2014 Bill Marr 0

I ordered a 13″ AR-15/M16 URX 4 forend (100-015-202) from Brownells for an upcoming project. The URX 4 is Knight’s latest rail system offering, utilizing a one piece design with an Integral Barrel Nut (IBN). The top […]

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