The RT wheel from Hickory Hardware's Faultless Caster is designed for use with Faultless 400, 800 and 1400 standard and stainless steel caster series. The wheel is resistant to water, chemical absorption and steam cleaning and used for applications that require durability and easy mobility under heavy loads. The unique waffle design of specially blended, reinforced thermoplastic materials can withstand load capacities of 600 to 1,400 lbs. and allows standard operating temperatures ranging from -20 to +480 degrees F.