DID 520MX - 120 Link Chain.
Product Code 
DESCRIPTION:DID ER RACING CHAINS
High performance, lightweight, low-friction chains designed exclusively for racing.
Pins for all ER chains are put through a special patented heat treatment process that produces a 1.5 times
harder surface than conventional carbon heat treating, this provides the highest wear resistance, tensile
strength and impact resistance available.
ER Chain is used by top motocross / supercross OEM works teams.
All racing chains feature a distinctive gold plated finish.
ER chain series - designed for road racing. Non O-ring chain for smaller capacity race bikes.
ERV chain series - designed for road racing with special low friction X-rings. Used on larger capacity race
ERT chain - designed for motocross.
MX Series chain - developed for motocross with Team Johnson Suzuki Bieffe in Europe, fetures 11%
higher tensile strength, 20% higher fatigue strength, 13%stronger anti-tight joint performance, 17% higher
roller impact strength and 20% longer wear resistance. Recomended for muddy conditions.
At bitzforbikes we recognise D.I.D Chains as the best Chains on the Market today.