ATS Speed Drive Gearbox CarryMe Upgrade Kit / Heel kick shift 2 Speed

A gearing system to maximize your performance. ATS - Speed drive is a gearing system that makes the chainring or beltwheel spinnin at a higher rate. When engaged, your Strida will instantly feels like the beltwheel 1.65 times larger. ATS Speed drive is manufactured under license of Haberstock Mobility GmbH. All components are made in Taiwan and assembled in Taiwan. Specification CarryMe Kit (A) SD165 (3mm lock nut) + Crank (160L Black / Silver) + 3mm Spacer (B) Kickplates for Ez shifting Note : Tools and Lube injection are optional items (order from this listing). Please specify colour choice when ordering. Compatible with 1 speed CarryMe (2014 and later) frame as it is, older version will require BB shell preparation. Require tool and skill to replace BB and crankset, please consult local bikeshop. Features Planetary gearing system with two switch positions: direct drive 1:1, overdrive 1:1.65 Direct shifting via push bttons or "easy-shift" - levers on both ends of the spindle. No cables, no rods. Gear housing : Corrosion resistant, completely encased and protected against dust and spray water. Axle: Rides on (replaceable) cartridge bearings. You can expect a lifetime of more than 20'000 miles for the bearings and much more for the speed-drive. Gearbox for Strida and other bikes please contact us. Please Drop us a line for manuals and tutorial, More info can be found at BIKEgang About ATS ATS, Fujiss Corp. is committed to giving consumer the ultimate quality and advance in transmission system parts. We focus on consumer's needs and satisfaction as the core of our company creed. The ATS-Speed drive is manufacturing under license of Haberstock Mobility GmbH. We make this excellent bike gearing system in efficient production and inexpensive. We would like to let consumer have another choice to make their own bike more simple, clean (no shifting cable), easy riding or even enhance function of bike.