说明
Tyre & running tread: Made of high-quality, reaction-injected polyurethane-elastomer Blickle Extrathane®, low-noise operation, low rolling resistance, good floor preservation, very high abrasion resistance, high cut and tear propagation resistance, very good chemical connection with the wheel centre. Wheel Made of die-cast aluminium. Casted tread. Bearing type: Ball bearing: Two pressed-in ball bearings, lubricated with long-life grease.