Based on this product's specifications, here are some alternatives and similar models
Hager LF4006069016 cable tray accessory in white made of ABS and polycarbonate for LF and LFH 40x57mm systems
Summary description:
Hager LF4006069016 halogen-free end piece designed for LF and LFH 40x57 mm cable trunking systems. Manufactured from a durable combination of ABS plastic, plastic, and polycarbonate in traffic white colour. This accessory ensures a clean, professional finish for wire management installations in residential and commercial electrical setups, providing secure coverage and protection for cable channel ends.