Aluminum Spoke Arms are engineered and manufactured of Aluminum Alloy 6063 components and are heat-treated after weld to a T6 temper. Stainless Steel Mounting Hardware is included. Standard Spoke Arms are constructed of 2” NPS (2-3/8” O.D.) Schedule 40 Pipe. Center Hub is constructed of 3” NPS (3-1/2” O.D.) Schedule 40 Pipe. Custom designs including varying Pipe Arm diameters, Arm dimensions, and Center Hub sizes to accommodate varying Tenons are available. Please contact Hapco for more information.
38741, 38742, 38743, 38744