EK 520 SRX2 Steel X-Ring Chain

Use QX-ring technology, for better wear resistant performance than O-ring by 50%. Lighter than EK SRX Series. Superior quality X-ring chain  EK SRX2 series chains are an excellent value for any street machine up to 650cc. They feature lightening holes, reduced friction, and Quadra-X Rings which increases chain life from 1 1/2 to 2 times longer than a standard O-Ring chain. For up to 750 cc street or 650 cc off-road use Tensile strength: 8,500 lbs. SRX2 520 Also available in GOLD! Specifications- 520 SRX2 Pitch- 5/8in. or 15.875mm Width- 1/4in. or 6.35mm Roller Dia.- 10.16mm Pin Size- Dia.- 5.38mm Length- 21.50 mm Plate Thickness- Inner- 2.20mm Outer- 2.20mm Tensile Strength- 8,500lbs. or 37.8kN Wear Life Index- (Std. as 100)- 1,200 True Weight (100 Links)- 3.70lbs. or 1.68kg