APS-X Hop Up System 6.03 Inner Barrel for G19/23 - 85mm

This brand new APS-X T-N.T APS-X Hop-Up System will push the barriers and have your GBB surpass its previous range by another 5 to 10 meters plus better grouping. It'll stay accurate as the 6.03mm inner barrel and Hop Up rubber is included in the set up!

T.N.T APS-X 6.03 Tight Bore Inner Barrel will give you the best air effectively.

T.N.T APS-X expansionary bend(like a funnel) Hop up Bucking will give you the best grouping.

T.N.T drop in kit will ensure that your weapon's effective range increase by 5 to 10 meters or more with better grouping in a second!!!!