- Slightly narrow entrance for better sealing to achieve more consistent power output
- Reduces inconsistency between shots for more predictable trajectory and longer distances
- C-Clip to enhance lip stiffness for further sealing
- Suitable for Marui / KJ GBB Pistols and VSR-10 compatible air cocking rifles
- Compatible with old style WE-Tech gas blowback pistol or rifles
- Wonder bucking works best with heavy weight BBs (.40g+)
Maple Leaf WONDER GBB Hop Up Bucking (various degrees)
$13.95