Based on this product's specifications, here are some alternatives and similar models
Brass reducer nipple FERRO N09Z 1/2" x 1/4" for plumbing fittings
Summary description:
FERRO N09Z is a brass reducer nipple with 1/2" and 1/4" threaded ends, designed for plumbing connections and adapter applications. Made of brass for corrosion resistance and reliable mechanical strength, it links differing thread sizes in water, heating, and gas systems. Suitable for installation in household and commercial plumbing where a secure, compact reducer is required.