Product details:
520MX chain has higher tensile strength for maximum performance and is ideal for muddy conditions. D.I.D,s exclusive SDH pin treatment is the secret behind the superior performance of the 520ERT2, 520MX, 520ERM2 and all NZ series chains. Features: 520MX chain has higher tensile strength for maximum performance and is ideal for muddy conditions. D.I.D,s exclusive SDH pin treatment is the secret behind the superior performance of the 520ERT2, 520MX, 520ERM2 and all NZ series chains.
