Shimano BB-X Disassembly Special Tool. Blue This special tool allows you to disassemble the bearing retaining ring with your hand. Made of rust-resistant all stainless steel. Includes 2 spare tube pins (as shown in photo 4). (Compatible Models) 13, 17 BB-X Hyper Force 11, 16, 23 BB-X Despina, Larissa 11, 13, 16 Exsence LB 12, 18 BB-X Remare (Compact type not compatible) Please thoroughly research the compatible models and structure before purchasing. Modifications should be done at your own risk, understanding the reel's structure. Also selling the Hissatsu Yaen Cobra and the New Haneage Kai K2! I will send a comment message soon after purchase, so please be sure to check and reply. Please do so to prevent any trouble.