GROUP KIT BOX FOUR 8s WIDE/SINGLE E-BIKE

Wide range 8 speed group based on the same simple principle of the Prime 9 groups

Includes 8s single shift derailleur, trigger shifter, chain and 11-42t cassette

Glass Fiber / Nylon Composite, Steel, Aluminum

Single shift per swing for E-bike safe shifting

Best paired with Box`s narrow/wide 8sp chainring