Based on this product's specifications, here are some alternatives and similar models
Lapp Skindicht MR-M Atex Brass Nickel Cable Gland Reducer 32 x 1.5
Summary description:
The Lapp 52104573 Skindicht MR-M Atex is a high-quality brass, nickel-plated cable gland reducer designed for secure and reliable cable management in industrial environments. This pack contains 25 pieces, each engineered for precise fitment with a 32 x 1.5 thread size. Ideal for professional electrical installations requiring robust, corrosion-resistant components that meet stringent safety standards for hazardous areas.