15mm

Wheel coated with heavy duty solid rubber (Soft Elastic), very high operational comfort, low-noise operation, very good floor preservation, non-marking, very good chemical connection with the rim. Rim of high quality, impact-resistant nylon. Hub on plain bore. Medium duty castor in pressed stainless steel INOX AISI 304, turning on double rim of balls AISI 304. Assembled with self-locking nut.

Wheel coated with heavy duty Soft Polyurethane, very high operational comfort, low-noise operation, very good floor preservation. Rim of die-cast aluminum. Hub on shielded ball bearings with central spacer.

Wheel coated with polyurethane, low-noise operation, low rolling resistance, good floor preservation, high abrasion resistance, high cut and tear propagation resistance and non-marking, very good chemical connection with the rim. Rim of die-cast aluminum. Hub on shielded ball bearings with central spacer.

Wheel made of high-quality, impact-resistant nylon, very low rolling and swivel resistance, smooth running performance on even floor, high abrasion resistance. Hub on ball bearing. Medium duty castor in pressed steel, turning on double rim of balls. Assembled with self-locking nut and plastic dust protection.

Wheel made of Nylon 6 low rolling resistance, good floor preservation, non-marking with ball bearing.