E-thirteen Helix Race E-spec Bosch Gen4 Direct Mount 13mm Offset Chainring 11 12s Chain Compatible

Helix r e*spec chainrings merge cutting-edge design and performance. Designed as an upgrade for most popular ebike motor systems, they're available for bosch cx gen4 gen5, bosch sx, tq hpr50, fazua ride 60, shimano ep8, dji avinox, as well as specialized sl1.1 And 2.1 2.2 Motors. The 1-piece direct mount chainring, forged and machined from 7075 al, boasts lightweight durability, impressive stiffness, and a standout technical aesthetic. Bosch rings come in two offset options 13mm for 53mm chainline on cx gen4 sx and 55mm chainline on cx gen5 bikes, or 15mm offset for 55mm chainline on cx gen4 sx, and 57mm chainline on cx gen5.Features:upgrade chainrings for bosch cx sx, tq hpr50, fazua ride 60, shimano ep8, dji avinox, and specialized sl1.1 And 2.1 2.2 Motorsnew m4 narrow-wide profile delivers enhanced chain retention and cross compatibility with shimano, sram, and trp 11 12s drivetrains, incl. T-typeforged-cnc 7075 al for ultralight weight, with high strength, stiffness, and wear-life32 34 36t sizes complement e*thirteen wide range cassettes.Compatible with all like motor system cranks. Pairs perfectly with helix race e*spec cranks.

Helix r e*spec chainrings merge cutting-edge design and performance. Designed as an upgrade for most popular ebike motor systems, they're available for bosch cx gen4