Sunrace replacement twist shifters Shimano/Sram MRX compatible pull ratio Available in Friction, 3,5,6,7, and 8 speed options TSM21 LH Friction 2 to 1 Blk/Gry
Basic replacement friction grip shifters TSM10 Left Friction Blk 86g
Force and cable adjustment TSM63 Left Friction Blk 107g