With this kit, you can convert the rubber projectile CO2 rifle Umarex T4E TC 68 CO2 into a full-fledged PCP airgun powered by compressed air.
The metal adapter allows you to connect compressed air tank with an HPA regulator with a standardised ASA thread (G1/2-14 / 0.825-14 NGO) to the rifle's original thread.
The plastic buttstock is designed for an air tank with a diameter of 50 mm, which is thmost common diameter for 200-220 cc HPA tanks.

Please note that the package does not include the air tank and pressure regulator! We do not currently offer these two products. The recommended outlet pressure of the regulator is 800-1200 psi (55-82 bar).