MR. Hop Up 50° Silicone for VSR & GBB

Maple Leaf  "Maximum Range" MR.HOP. C-Clip to enhance lip stiffness for further sealing, but not neccessary to use. Depends on the user needs.

• For GBB/VSR10 spec inner barrel and without modify
• Larger & wider contact area inside of BB pellet, has better hop effect with heavy BB
• For Heavy BB pellet 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.

Bucking is suitable for Marui / KJ GBB Pistols and VSR-10 compatible air cocking rifles.

• 50° for guns with the output velocity bellow 110 m/s (360 FPS)
• 60° for guns with the output velocity 90 - 120m/s (295 - 400 FPS)
• 70° for guns with the output velocity 110 - 140 m/s (360 - 460 FPS)
• 75° for guns with the output velocity 130 - 150 m/s (425 - 490 FPS)
• 80° for guns with the output velocity above 145 m/s (480 FPS +)

Notice
For the proper operation of the hop-up rubber, the barrel must not have a bridge at the hole for the nub.