The Rob Allen Samburu Carbon Rail Gun is an astounding new generation barrel that is twice as strong as the previous model and is individually airbrushed at the Rob Allen factory to create the amazing dual camo barrel that will easily blend into any hunting environment. Features: New improved double strength Carbon Barrel Individually air brushed camo barrels Rob Allens Next Generation Vecta 2 handle & mechanism 7.5mm double fin shaft engineered from ultra tough oil-quenched carbon alloy spring steel.