Shimano TL-SR22 track chain whip & lockring tool
The Shimano TL-SR22 is hands down the best multi-purpose tool for installing/removing lockrings and cogs on track hubs!
Hefty 5mm thick solid steel construction with a comfortable rubber grip and heavy-duty Izumi 1/8" chain (works on both 1/8" & 3/32" cogs) to wrap around your cog while the opposite side of the cog sits in a small recess. Single hook spanner easily removes tough lockrings.
• made in Japan
• length: 11 3/4"
• can also be used to secure/remove threaded headsets or bottom bracket lockrings