Park Tool Spoke Tool Internal Nipple Hex 5MM SW-17 drumbeat21-438 3 uses an extra-large solvent

3 uses an extra-large solvent reservoir and a series of four rotating brushes to get chains sparkling clean inside and out

- Rubber toe and heel reinforcements

The MT-1 is a high quality bicycle multi-tool that is uncomplicated

- Hook and Loop Attachement

Syncros Dropper 2

Park Tool Spoke Tool Internal Nipple Hex 5MM SW-17 drumbeat21-438 3 uses an extra-large solventSized for 5. 0 mm hex shaped internal nipples Shaft length: 825 mm (3. 25") Shaft outside diameter: 7. 5 mm (0. 3") About Park Tool Park Tool are the world's largest bicycle tool manufacturer. Located in St. Paul Minnesota they have been designing and manufacturing bicycle specific tools since 1963. Their dedication to quality and innovation have gained them the reputation for producing the best bicycle tools in the world.