Quick view Patriot Ordnance Factory Patriot Ordnance Factory Revolution, Pof 01567 Revolution Dir-imp 20 14m Gen4 6.5 Brnz $2,862.00 The revolution di (direct impingement) features the same technology, durability, features, and ar-15 size, but in a smaller direct impingement system featuring a 9-position adjustable dictator gas block and renegade rail.The dictator adjustable gas block... Compare Add to Cart