A full line of anodized aluminum shaft collars that are ideally suited for structural and drive applications involved with positioning solar arrays is available from Stafford Manufacturing Corp. of Wilmington, Massachusetts.Stafford Anodized Aluminum Shaft Collars for solar arrays are suitable for use in structural supports and drive systems requiring locators and stops. Featuring stainless steel screws, these lightweight and weather-resistant shaft collars are available in a wide range of configurations including one- and two-piece and hinged styles with round, square and hex bores in sizes from 1/8” to 16” I.D.Designed to meet a variety of specific OEM and construction requirements, Stafford Anodized Aluminum Shaft Collars for solar arrays can be modified with keyways, slots, cam surfaces, and special threads and features such as steel targets for use with sensors. Shaft collars and couplings made from steel, stainless steel, various alloys and plastics are also offered.