[24] Since the evacuator was positioned decrease on the gun's barrel US M68 guns had been fitted with an eccentric bore evacuator in place of a concentric product so that you can deliver additional clearance about the rear deck.[twenty five] It absolutely was to start with referred towards the M60-2000 https://hoytmachineguns.com/product/new-in-box-factory-colt-m16a2-model-r0977-m4-carbine-safe-semi-auto/