Maple Leaf Daimond Hopup Rubber for Marui / WE GBB Pistol a VSR ( 60 )

– Slightly narrow entrance for better sealing to achieve more consistent power output. – Special pressure point geometry greatly improves hop up performance and more predictable trajectory. – Suitable for Marui / WE / KJ GBB Pistols, WE GBBRs and VSR-10 compatible Air Cocking Rifles