Backrest for Drive Medical R800 & R900 Rollators (9502F80002) Drive Medical Knee Walker (780) this smooth-riding wheel assembly is

this smooth-riding wheel assembly is the genuine Drive Medical part

PK12120 (Power King)

Drive Medical: STDS3J4608 (18\")

the rear mount motor - not the kit

This gel cell battery is maintenance-free and non-spillable

Backrest for Drive Medical R800 & R900 Rollators (9502F80002) Drive Medical Knee Walker (780) this smooth-riding wheel assembly isGet the parts you need to keep your scooter or power chair working for you. This backrest is compatible with the Drive Medical R900, and R800 rollator with 6" wheels. A rollator with a seat needs a backrest for both safety and user convenience. This padded version was designed especially to fit Drive's R800 and R900 models. Drive Medical: 9502F80002