Increase range and accuracy of your GBB or NBB replica with the Psionic Tho-R Hop Up Bucking. The R-hop style concave contact patch maximises consistency and hop effect and improved feed lips minimise misfeeding.

Features

• Easy to install
• Geometry optimised for range and accuracy
• Improved airtight seal and consistency
• Abrasion resistant
• Effective cold weather performance
• Includes adhesive sponge for linkage

Recommended setup

• BB weight: 0.28g
• Power output: 0.5j - 2.5j
• Temperature range: -10°C - 40°C

Installation note: lightly lubricate the outside of the bucking for ease of install and removal. Pull gently to avoid damage.

Compatibility

• GBB and NBB pistols
• VFC/Umarex Gen 5 pistols
• WE/Army Armament pistols (Original hop up and barrel set up only)

Not suitable for extra small windows