Elbows - Horizontal and vertical elbows enable directional and elevational changes, respectively. Covers act as an additional safeguard, providing shelter from sunlight dirt accumulation and. The 30° Horizontal Elbow is an ideal choice for installations where large diameter cables are involved in long span situations. It effectively reduces the overall tray width and provides a seamless transition between straight sections and fittings. Class 1: Designed for use with NEMA Classes 12B. with the same or different width of the cable run. GRP-elbow 45° for cable tray KK, with large inner radius R 600 mm, with unperforated side rails, with integrated perforated connector plates, pressed, glass fiber reinforced polyester, RAL 7032, stone grey Refer to the product sheets for more information on product details and compatibility.