All D.I.D. premium chains are stocked in 100 foot rolls and any length can be cut upon request.

Simply the strongest and lightest 520 chain on the market today. D.I.D. 520ERV3 (exclusive race) chains are constructed and designed for motorcycle racing. This high performance, lightweight and low friction chain provides the winning edge in world class competition. Chain has gold plates and comes supplied with a rivet style master link.

Used by most factory race teams worldwide.