Box Three Prime 9 12-46T/12-50T E-Bike Cassette Color:Black derailleur

derailleur

and surely 12-42T is plenty of range for an 8-speed cassette

View Prime 9 E-Bike Comparison Chart

Box One Prime 9 Chain 126L DLC

Box Three Prime 9 12-46T/12-50T E-Bike Cassette Color:Black derailleurThe Box Three E Bike Cassette offers high gears with more teeth to withstand the rigors of modern E Bike riding. Adding an extra tooth to each of the three highest gears provides increased durability and decreased wear by distributing the load over a larger area! The Box Three E bike cassette draws from both of its Box One and Box Two siblings to create a sensible all rounder. All cogs are stamped from steel and subsequently, the larger ones are