Unbranded

Note: If it was a double chainring before, it needs to be changed to a single chain now, and a washer needs to be added to the chain nail (chain screw) to a chainring. Thick section: 12mm 10mm thick 2mm.

Note: If it was a double chainring before, it needs to be changed to a single chain now, and a washer needs to be added to the chain nail (chain screw) to a chainring. Nail washer 5. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.

Note: If it was a double chainring before, it needs to be changed to a single chain now, and a washer needs to be added to the chain nail (chain screw) to a chainring. Nail washer 5. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.

Note: If it was a double chainring before, it needs to be changed to a single chain now, and a washer needs to be added to the chain nail (chain screw) to a chainring. Purpose: use of crankset screws.

Note: If it was a double chainring before, it needs to be changed to a single chain now, and a washer needs to be added to the chain nail (chain screw) to a chainring. Gross weight: 20g. Thick section: 12mm 10mm thick 2mm.