The Maple Leaf MR hop up bucking is a high quality upgrade hop up bucking made to boost the performance of your airsoft gun.
The R-hop Rubber kit begin from a small group user who want to increase the range and hop effect of heavy bb. The title "R" mean the "RANGE". But it need modify the original AEG hop rubber and stick the rubber patch by yourself, so it not easy for everyone and need some airsoftgunsmith technique for that.
Pas de question client pour le moment.