DID is an OEM of many Japanese and European brands. Leading racing teams in the
Road and off-road sports rely on the technology of DID.
The 520ERT2 has been developed especially for the SX and MX racing sport. Across from
its predecessor, the 520ERT, an e was in the development of 520ERT2 reduction
of the weight by 5%.
In addition, rivets made for the 520ERT2 by a special method (SDH)
which have a high surface hardness.
- very good ratio of tensile strength to weight
Gold-colored interior and exterior lids (G & G = Gold and Gold)