HDR68 Steel Tuning Barrel Kit

This barrel kit has extreme tolerance (17.3mm/.681inch bore) to increase the power output of when combined together with the power kit. The barrel kit comes in 2 parts, the barrel with a thread protector.
The final power output is depending on the type of air and ammo used.
Made in Germany

NOTE: By installing this barrel to your HDR68 , your factory warranty on your HDR68 will be voided.