20"x16" Seat Base Upholstery for the Drive Medical Blue Streak Wheelchair (STDS4S2220) TaoTao Boulder B1 ATV Charging time varies greatly with

Charging time varies greatly with level of battery depletion

while an AGM optimized charger should never be used with Gel batteries

Also known as the headset bearings

The sealed design means much longer periods between charges when the battery is inactive

20"x16" Seat Base Upholstery for the Drive Medical Blue Streak Wheelchair (STDS4S2220) TaoTao Boulder B1 ATV Charging time varies greatly withThe 20" wide by 16" deep seat base upholstery for the Drive Medical Blue Streak wheelchair is made of easy to clean nylon upholstery. Durable and lightweight, this seat base is fastened to the wheelchair's frame by way of four screws down each side. Drive Medical: STDS4S2220