- Manufacturer: BikeMaster
BikeMaster 520 BMXR Series X-Ring Chain
- Ideal O.E. replacement Q4 Sealed Chain (Q4 seal-ring chain) offers 1.5 to 2 times longer wear resistance than regular O-ring chains
- Each refined component designed with computer analysis provides higher tensile strength
- Specially controlled heat treatment means tougher material, more durability
- Q4 seal ring and reinforced pin and roller provide superior wear resistance, higher impact resistance and fatigue strength
- Q4 seal ring offers less friction, which leads to less power loss -- almost half of that of standard O-ring chain
- Round rivet head offers superior rigidity over 2 or 4-point (quad-staked) riveting
- This new Premium fits a wider range of machine applications.
- Average tensile strength of 8,500 lbs.