[24] Since the evacuator was positioned decrease over the gun's barrel US M68 guns were being equipped by having an eccentric bore evacuator in place of a concentric model in order to provide extra clearance around the rear deck.[twenty five] The M60 was the final tank to feature an escape https://hoytmachineguns.com/product/sterling-mk4-9mm-smg-sub-machine-gun-for-sale/