Healthline's Wagner Casters are available with a 4" or 5" diameter. These heavy-duty rubber wheels are zinc plated. Casters have 4 per set, 2 with a brake and 2 without brake.
Casters give additional structural support to the wheelchair. They allow easy movement on hard surfaces, and help prevent wheels from falling into cracks.
Heavy duty: Solid rubber wheels with zinc plating.
Brake tab: 2 casters have a brake tab for safe, instant braking.