DID 520 MX Exclusive Racing Chain

Features:

• High-performance, lightweight, low-friction chains designed exclusively for racing
• Pins for Exclusive Race chains are put through a special patented heat-treatment process that produces a surface 1.5 times harder than conventional carbon heat treating
• Provides the highest wear resistance, tensile strength and impact resistance available
• ER Chain are designed for sprint road racing
• ERT & ERM Chain are designed for motocross
• MX Chain was developed for motocross with Team Johnson Suzuki Bieffe in Europe. Features 11% higher tensile strength, 20% higher fatigue strength, 13% stronger anti-tight joint performance, 17% higher roller impact strength and 20% longer wear resistance
• ERV & ERV2 Chains are designed for endurance road racing with special low-friction X-Rings

Specifications:

• Pin Length: 18.6 mm
• Roller Diameter: 10.16 mm
• Plate Inner: 2.2 mm
• Thickness Outer: 2.2 mm
• Weight (100 Links): 1.56 kg
• Tensile Strength: 8930 lbs.
• Wear Resistance (Index=Std. Chain=100): 440
• Rivet Connecting Link: Option
• Clip Connecting Link: Included (RJ)
• Engine C.C. raing: 500 C.C. (Supercross & Motocross)