The Shimano chainring wrench TL-FC21 is suitable for mounting and dismounting and at the same time as a counter for chainring bolts.
installation & removal of chainrings
- 3-pin side holds the chainring nut securely during assembly and disassembly of the chainring
- 2-pin side for assembly and disassembly of chainring caps with integrated puller
- 133 mm total length for better leverage (30 mm longer than the previous TL-FC20 model)
- can also be used as 9 mm and 10 mm open-end wrench
- stable and durable due to hardened steel
Factory Number: Y-13009700