For main shaft of for Bafang，for HD motor. For 01 02 03,for HD for G320 M615 G340 for-way bearing. for HD for G320 M615 G340. 2set bearing. Material: steel. For 01 02 03. 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.
