better18 Mountain Bike Trigger Shifter, Split Dial Trigger Shifter, SL-TX30 3x7 Speed Thumb Gear Shifter Levers for MTB Combo with Inner Shift Cables 6.7/21 Speed Cycling Bicycle Accessories

描述

better18 Mountain Bike Trigger Shifter, Split Dial Trigger Shifter, SL-TX30 3x7 Speed Thumb Gear Shifter Levers for MTB Combo with Inner Shift Cables 6.7/21 Speed Cycling Bicycle Accessories