Maple Leaf MR. Hop Up 80 Degree Silicone for VSR & GBB (Red)

Maple Leaf MR. Hop Up 80 Degree Silicone for VSR & GBB (Red)

Features

• For GBB / VSR10 spec inner barrel and without modification.
• Anti-frozen silicone material
• Stainless c-ring included for tight sealing. Optional installation.
• Larger & wider contact area inside of BB pellet, has better hop effect with heavy BB's
• For Heavy BB only.
• 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