EK 520 SRX2 Steel X-Ring Chain

EK Chains

$76.00 USD 


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!


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