15x12 Sliding Roller Weights Rascal Armrests this unit is used with

this unit is used with a 7/8" symmetrical belt (not included)

or air filter

These colored backrest locking knobs come as a set of two threaded fasteners that hold the backrest to the rollator's frame

Both of the levers have 41" wires and 2-pin male connectors

sooner or later it will need replacement batteries

15x12 Sliding Roller Weights Rascal Armrests this unit is used withTraditionally, the gear ratio in scooter CVTs is changed by the in and out rolling movement of the roller weights. With the innovative Dr. Pulley sliding roller weights, the roller weights "slide" inward and outward in the Movable Drive Pulley (MDF) to change extend the gear ratio. Dr. Pulley sliding roller weights provide the following advantages over traditional "rolling" roller weights: Eliminate abnormal wear in the high gear position. Enjoy a