1.the material is bakelite allowing for high-impact resistance and durability,the standard color is black. 2.Smooth,beautiful,comfortable black powder coated finish 3.optimum utilisation between 50 and 130 celsius. 4.outstanding resistance to oil as well as tough climatic conditions. 5.we are an 9001:2008 certified manufacturer of handwheels including two-spoke nylon handwheels and more.we have a large variety of shapes of handwheels technopolymer.