Mountain Bike Tooth Plate Crank Screw Cap Aluminum Alloy MTB Crank Cover M18 M20 Bolt for SHIMANO M590 M596 M661 SLX XT XTR Feature: Aluminum alloy CNC machining, precision & strength, much better than the original plastic screws. Various colors, suitable for personality modification. The 20mm tooth screw is suitable for SHIMANO and the same hollow sprocket wheel with the same specifications as SHIMNAO, such as the M590 M596 M661 SLX XT XTR. The 18mm tooth screw is suitable for the hollow hollow one sprocket wheel, the FS.A sprocket wheel and the old FC-4500 and FC-5600 road sprocket wheel, so we have to measure the threaded hole of our own tooth plate before buying.
Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement.