2 $
Description
- Solid rollers
- Shot peened parts
- High cylindrical and roundness accuracy
- Exacting tolerances provide low friction
- Pre-stretched
- Extended riveted bushing “Anti-Kink” design
- Special alloy steel
- NON O-RING CHAIN: High performance value of non O-ring chain
- 420 STANDARD: Average tensile strength of 3,970 lbs.
- 428 STANDARD: Average tensile strength of 4,230 lbs.
- 520 STANDARD: Average tensile strength of 6,700 lbs.