Based on this product's specifications, here are some alternatives and similar models
Effector T0-HKP020025ZDA Internal End Cap for 20/25 Cable Guide
Summary description:
The Effector T0-HKP020025ZDA is an internal end cap designed for 20/25 cable guides. This component ensures a secure and clean finish for cable management systems, protecting internal wiring and maintaining the structural integrity of the guide. It is essential for professional electrical installations where organized and protected cable routing is required.