Based on this product's specifications, here are some alternatives and similar models
Padlock GERDA KZT50 cast-iron shackleless 50 mm, model KZT50
Summary description:
GERDA KZT50 is a cast-iron shackleless padlock with a 50 mm body designed for securing gates, doors and outdoor equipment. The KZT50 model features a solid cast-iron construction that provides mechanical resistance and a shackleless design that reduces exposure to cutting or leverage attacks. Suited for general-purpose security where a compact, robust lock is required.