This hollow 3-spoke composite caster wheel by Primo fits most ultralight wheelchairs and with its urethane round (firm roll) tire you never need to worry about getting a flat.
- Size: 4" x 3/4"
- Hub Width: 1"
- Bearing ID: 5/16"
- Color: Black rim and tire
- Rim Type: Hollow 3-spoke composite
- Tire Type: Urethane round
- Fits: Most ultralight manual wheelchairs
- Sold individually or as a pair
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