D.I.D's professional high performance non o-ring gold chain

• DHA pin treatment- hard chromium-carbide layer formed on pin surface
• Far better resistance that other chains
• Up to 19% higher tensile strength
• Increased anti-oxidation performance
• Solid bushings, quad riveted pins
• Originally comes with clip connecting link
• 420 NZ2 has thicker side plates for added strength

Made in Japan