Hoffman A6648RT Wire Trough, NEMA 3R, Galvanized, Paint Finish, 6" x 6" x 48": Amazon.com: Industrial & Scientific
B-Line 1212120-G-NK Wiring Trough, 12" x 12" x 120" G NK wireway, Thru holes, No knockouts, Screw cover, NEMA 1, Steel, Plated screws, ANSI 61 gray, 14 gauge | OneSource Distributors
B-Line 4436-12WT Wiring Trough, 4" x 4" x 36" 12WT wiring trough, Welded external mounting feet, Hinged cover, NEMA 12, Steel, Seamless poured in-place, Hinged, Gray, 14 gauge | Crawford Electric Supply
Wire Duct, Wire Trough, Metal & PVC | Scott Electric
B-Line 101012-G-NK Wiring Trough, 10" x 10" x 12" G NK wireway, Thru holes, No knockouts, Screw cover, NEMA 1, Steel, Plated screws, ANSI 61 gray, 14 gauge | Crawford Electric Supply
Mounting Kit for Flat Iron Cocoa Lined Wire Troughs – Hold It Mate
Lift off cover trough | Feed through trough | Eaton
Hoffman F44T12HC Hinged Cover Wiring Trough, NEMA Type 12, 4" x 4" x 12", Gray, Steel | NorthEast Electrical
NEMA 4X Hinge Cover Wire Trough 6 X 6 X 24 304 Stainless Steel | T6624CHSS | Wiegmann
Carlon® 18015 Wire Safe® Wiring Trough With EGSEN End Cap, 10 ft L x 4 in W x 4 in H, Clip-On Cover, PVC | State Electric
Black Deluxe Wire Management Trough : TROUGH-DLX-KIT-BLK by ESI | 18" x 1.6" x 4"
Wiegmann RSCG040424G RSCG-Series NEMA 3R Screw Cover Wiring Trough with Knockouts, Galvanized Steel, 4" x 4" x 24": Electrical Boxes: Amazon.com: Tools & Home Improvement