WIREMOLD S4014A cable tray accessory Elbow box connector fitting

Base has two concentric 3/4'', and 1/2'' trade size KOs, two concentric 1 1/4'' and 1'' trade size KOs (undivided only), and two rectangular 2 9/16'' x 1 11/16'' (65mm x 43mm) KOs. Includes cover and two No. 10-32 ground terminals.