Edson's classic Almag Powerwheel features a timeless 3-spoke design and solid, cast Almag construction (Almag is an Aluminum/Magnesium alloy known for its high corrosion resistance and strength). All are available in 13" and 16" diameters with straight or tapered hubs. Wheel Kits come with Edson 1" Stainless Wheel Nut with insert for 5/8"-18 threads and Almag PowerKnob.