Drag Specialties 530 Chrome O-Ring Drive Chain Features four-point pin riveting solid bushings and rollers and tough O-ring seals to lock in factory K3 lube and lock out grit Average tensile strength: 9 100 lb. Features tough chrome plating on sideplates R...
Regina Drag Racing Chain 530 DR Drag Racing chain has a breaking strength of 10 790. lb and a fatigue limit of 2 135 lb. which is sufficient up to Pro Stock level Ultimate strength is not as important as fatigue resistance in drag racing or on the street
Regina ZRT Series Chain Features high-performance Z40 sealing rings which dramatically improve performance and wear life; make obsolete all previous X-ring chains Features high-carbon alloy pins to minimize wear and increased roller thickness to prolong life ...