DID 428 Heavy Duty Series Chain
Heavy Duty Series has a higher tensile strength than the standard roller chain. D.I.D. is the #1 chain manufacturer in the world.
- 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
- Average tensile strength of 5,500 lbs.









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