Chains

* Value O-ring chain that doesn't compromise quality or durability * High-tech heat-treated steel alloy construction * O-ring seal lock in lube, lock-out grit Tensile Strength 4,300 Maximum Engine CC 100

* High performance, lightweight, low friction chains designed exclusively for racing * Pins for ER chains are put through a special patented heat treatment process that produces a 1.5 times harder surface than comventional carbon heat treating *...

* D.I.D.'s professional high-performance non O-ring chain. * DHA pin treatment - hard chromium-carbide layer formed on pin surface. * Far better wear resistance than other chains. * Up to 19% higher tensile strength. * Increased anti-oxidation...

* D.I.D.'s professional high-performance non O-ring chain. * DHA pin treatment - hard chromium-carbide layer formed on pin surface. * Far better wear resistance than other chains. * Up to 19% higher tensile strength. * Increased anti-oxidation...

* D.I.D.'s professional high-performance non O-ring chain. * DHA pin treatment - hard chromium-carbide layer formed on pin surface. * Far better wear resistance than other chains. * Up to 19% higher tensile strength. * Increased anti-oxidation...