D.I.D - 520 MX Chain MX Jerseys Certified as medical device:

Certified as medical device:

CE tested and certified as impact protection: Knee EN1621-1

Unique Design Including: easy installed by a sticker

sizing adjustments and three-dimensional design for perfect fit and comfort

360-degree reflective screen print

D.I.D - 520 MX Chain MX Jerseys Certified as medical device:* 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 conventional carbon heat treating * Provides the highest wear resistance, tensile strength and impact resistance available. * ER chain used by top motocross supercross OEM works teams * Distinctive gold plated finish. * MX series chain