BOX One Prime 9 Shifter BOX's Top Tier Shifter BOX's One Prime 9 shifter is the top tier shifter in their Prime 9 lineup. Its cast aluminum lever and shell ensure that durability is never brought into question. The included machined and hinged clamp makes shifter removal simple for repairs and maintenance. Single-shift and multi-shift options let you pick the best shifter for your usage case, with the single-shift being ideal for e-bikes while the multi-shift is perfect for standard mountain bikes. Compatibility with the entire Prime 9 groupset ensures you'll be able to mix and match BOX Prime 9 components to your heart's content. Features Durable cast aluminum parts increase the durability and longevity of the shifter Hinged clamp makes shifter removal easy Compatible with the Prime 9 drivetrain system making mixing and matching parts possible Single-shift or multi-shift options for every riders usage case Alternative mounting systems and brake mounting systems sold separately Weight: 134g BOX One slick coated inner cable included NOT COMPATIBLE WITH NON BOX PRIME 9 DRIVETRAIN SYSTEMS | Box Components | Box One Prime 9 Shifter | Black | 9 Speed, Single Shift, E-Bike