clutchless up and down gear shifting works with most motorcycle engines, use clutch to select 1st gear and pull away , then clutchless.
Quickshifters / for all sequential transmission equipped cars, bike's & Bike engined cars & cars with Hewland, Elite, Sadev, Quaife, etc gearboxs
Flatshifter Expert) clutchless up gearshifts and auto throttle blipped clutchless downshifts.
Flatshifter Max Electric gear selector system press green button to upshift red button to downshift .
Paddle's shift kits.