Maple Leaf Silicone MR Hop Up Bucking for Marui / WE / VSR-10 (70°)

- New silicone material performs better at lower temperatures, making it great for gas pistols.
- Larger & Wider contact area
- Better Performance for Heavy weight BB
- The "Shield" shape groove design has better hop effect when tensioner /lever press it.
- Retain the steel "C-ring" design for airseal from "Transformer HOP"series
- The bucking is for players who want to increase the range and hop effect of heavy BBs.