Upgrade your stock plastic power tube with this aluminium power tube for higher performance. * Internal o-ring reduces air leakage * Response Trigger, Cyclone Feed and E-grip * Increases the efficiency of your A5 marker (More shots per tank)This will reduce ball breakage and increase your range and accuracy. Will fit the Tippmann A5.Upgrade your stock plastic power tube with this aluminium power tube for higher performance.Also comes with a Star Fire Bolt made of Aluminum Alloy which improve air efficiency and increase cycle rate and extremely Durable for long lasting use in any condition.This will reduce ball breakage and increase your range and accuracy.