HKK Vertex NJS chain

This is the sort of chain you want on your bike as the precision, industrial feel delivers a reassuring sense of strength and dependability as soon as it comes out of the box. Just holding it in your hand makes you a mighty beast! NJS certification for professional Keirin racing in Japan is a sign that these chains are made to extremely high quality standards. Sold exclusively in the USA by Retrogression. specifications • width: 1/8" • 106 links (including bolt & nut-type connector link) • stretch-resistant cro-mo steel plates • hardened bushings & rollers for a smooth ride and long life • NJS-stamped • colors: gold, silver, blue ("blue" version is black, but appears to shine dark blue from certain angles)