Helix Racing Products Heavy Duty Chain Roller - Large
Helix Racing Products Heavy Duty Chain Rollers (large) with Sealed Bearings are designed for most On-Road or Dual Purpose Bikes. These can also be used on Off-Road Bikes.- Width: 29mm
- Outer Diameter: 41mm
- Inner Diameter: 8mm
- Includes 608Z Bearings
- Made in U.S.A.
Various unlisted makes/models