¦WAKE Mountain Bike Rear Derailleur Shifter Bicycle Speed Derailleur Bike

Feature: \n 1. Fine\u2011tuning knob, by rotating the fine\u2011tuning knob to change the length of the wire tube within a certain range, adjust the position of the flywheel and the chain, effectively solve the problems of gear adjustment, unsmooth up and down gears, abnormal chain oil noise, etc., and repeat the fine\u2011tuning to achieve\n2. H and L main body adjustment screws, H and L are positioning screws. The adjustment of these two screws is to ensure that the chain is between the largest and smallest pieces of the flywheel. H is the high position and L is the low position.\n3. Plastic steel main material, light weight, precision, high strength and durability, steel guide plate, precise and direct force transmission; high\u2011quality PA nylon wear\u2011resistant plastic guide wheel, quiet and smooth, reducing chain wear.\n4. Fine-tuning screw, H/L adjusting screw, fine-tuning screw tension screw, variable speed adjustment is more precise, and the micro deformation is smaller: