Maple Leaf MR. Hop Up Rubber for GBB/VSR - 60 Degree Legions Imperialis 05 Japanese-made semi-tightbore inner barrel

05 Japanese-made semi-tightbore inner barrel to help maintain accuracy with the new hop-up unit

Ideal for Competition Use

It is the first member of the Gens ace G-Tech Smart Eco

or mix new and used batteries

Maple Leaf MR. Hop Up Rubber for GBB/VSR - 60 Degree Legions Imperialis 05 Japanese-made semi-tightbore inner barrel"Maximum Range" MR. HOP Features: For GBB VSR10 spec inner barrel, modification not necessary Larger & wider contact patch for better hop effect with heavy BB's For Heavy BB pellet only The "Shield" shaped groove design has better hop effect when tensioner lever presses it Retains the steel "C ring" design for air seal from "Transformer HOP" series