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  • Description

    "Maximum Range" MR.HOP


    • 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
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