- High modulus quality rubber tread vulcanized to aluminum core.
- Rounded balloon cushion tread offers the best shock absorbing cushioned ride available
- Easily rolls over debris and small obstructions (electrical cords, floor joints, etc), offers maximum floor protection, high impact strength and ultra quiet rolling operation.
- Round tread minimizes surface friction and enables wheel to turn easily.
- Gray & black tread colors are available
- Gray tread is non-marking.
- To maximize roll-ability, we recommend using # 63 Sealed precision ball bearings with top hat bushings.
- Durometer: 55 Shore A (+/-5).
- Temperature range: -40? F to 160? F.
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