SHIMANO TL-UN66 CARTRIDGE BOTTOM BRACKET TOOL Giant-kids Concave Design - A concave

Concave Design - A concave relief in the saddle top that offers increased ergonomic comfort

Finish : Black

Adapter plate - PowerTube mounting kit not included

OverDrive 1½ - 1⅛" head tube

and Vibration modes for various lighting needs during different riding conditions

SHIMANO TL-UN66 CARTRIDGE BOTTOM BRACKET TOOL Giant-kids Concave Design - A concavePrecision tool designed for installing and removing 20 tooth splined cartridge bottom brackets, including Octalink and square taper designs. Features a socket drive interface for secure engagement with your wrench or torque wrench. Essential for workshop maintenance and professional bike servicing. Compatible with Shimano UN66 and similar cartridge systems. Features Hardened steel for rigidity and durability For use with 32mm wrench drive To be used