Based on this product's specifications, here are some alternatives and similar models
Radiator EKWB Quantum Surface P480M, 120 mm fan support, 525×130×44 mm, 1/4" threads, black/white
Summary description:
EK Water Blocks Quantum Surface P480M radiator designed for custom liquid cooling loops. Supports 120 mm fans and features 1/4" connecting threads. Dimensions: 525 mm length, 130 mm width, 44 mm height; weight 1.95 kg. Available in black or white. Supplied with M4 mounting screws for fan and radiator installation. Suited for PC cooling and multi-fan configurations.