Shift lever	Road single plate,left hand only has brake function, right hand 12 speed transmission with brake function
Rear derailleur	Road long leg derailleur,compatible with a maximum flywheel tooth count of 52T
Applicable to	11 speed disc brakes/clamp bicycles for various types of road bike

Introduction to Brake lever:

★ Innovative three in one technology, highly integrated transmission/brake integrated design, easy and fast transmission

★ Eliminate any confusion caused by two or three lever transmission systems

★ The extended transmission/brake lever enhances handling

★ The lever locking mechanism eliminates the misoperation of shifting gears during braking operations

★ Anti slip design of grip leather case

Weight: 432g

Introduction to rear derailleur

★ Low profile shape, suitable for various harsh terrains and environments

★ Accurate and smooth 1:1 transmission technology

★ Stable device with adjustable chain looseness

★ Parts made of all aluminum alloy

Weight: 322g