HOP-UP BUCKING MAPLE LEAF MONSTER HOP UP 60 DEGREE FOR AEG RA-AT-E-ML-001 €7.90 Maple Leaf buckings are reputed to be the best on the market, especially for use of heavier BBs. Must be paired with a Maple leaf hop up tensor for better results. These work better than Flat Hop systems. The measurement in "degree" corresponds to the hardness of rubber. The higher the energy of the gun, the higher the hardness must be. Therefore, and for... Add to cart