Based on this product's specifications, here are some alternatives and similar models
Cable trough Baks KFL50H60/3 50×60 mm, 3 m, model 161023
Summary description:
Baks KFL50H60/3 cable trough with internal dimensions 50×60 mm and length 3 m (model 161023). Designed for routing and protecting electrical and communication cables in installations. Provides a rigid channel for cable organization, supports mounting along walls or ceilings, and is suitable for commercial or residential wiring runs where a narrow trough is required.