Create a 45° or 90° upward angle in fiber cable trays with this elbow. Has Tool-free installation, flame-retardant PVC construction, and snap-on cover included. Cable Ladder Trays, are designed to meet most requirements of cable and electrical wire installations and comply to local and international standards of fabrication and finishing. with the same or different width of the cable run. These fitting are including: elbow, horizontal cross, vertical inside riser, reducers, cover clip, joint connector, horizontal cable tray tee, horizo. Connects to a straight channel section to create a 45 degree upward angle from a horizontal run. Vertical inside elbows allow for a change in direction upward. Rail heights range from 4" to 7", widths range from 6" to 36" and radiuses range from 12" to 36". PW Stainless Steel cable tray provides the heavy duty support required for. Users can achieve design flexibility with numerous sizes of horizontal and vertical elbows, adjustable elbows, cross pieces, tees, reducers, and branches. Atkore customer service experts can help customers select the right fittings for specific applications. As there are types: ( Vertical 45-In – Vertical 45-Out –.