1 Series Hi-Tech Performa Wheels

Hi-tech Performa wheels offer both hard and soft tread materials in a single wheel. Like hard a hard tread wheel, performa rolls easily and is very durable. Like a soft tread wheel, it rolls quietly, protects floors and resists impacts with a cushion ride. It also features maximum weatherability, low temperature flexibility, resistance to chemicals, water and steam, and rejects floor debris such as metal shavings. Non-marking thermoplastic elastomer tread is permanently bonded to durable polyolefin wheel core.  

Temerature range：-42℃～80℃
Hardness：65(±5) Durometer Shore A