B-RAD Bottle Shift internally geared hub part Their flip-flop design accommodates Boost

Their flip-flop design accommodates Boost or Super Boost chainlines

Perfect for Paris-Roubaix

Control adjustable seatpost from lever

is hinged for mounting and can be mounted on either the left and right side

you'll also find convenient features like three rear pockets

B-RAD Bottle Shift internally geared hub part Their flip-flop design accommodates BoostThe Wolf Tooth Bottle Shift is designed to offset a bottle to a more optimal location and make it possible to also mount a pump on frames with large downtubes. It is most commonly used on dual suspension frames where the water bottle is difficult to access because of interference with the top tube or shock. By shifting the bottle slightly off center and tilting it outward, clearance is greatly improved. Slots and extra tapped holes in the mount