Based on this product's specifications, here are some alternatives and similar models
Needle for Lamp Nozzle Petromax HK250 — spare needle for Petromax HK250 burner nozzle
Summary description:
Replacement needle designed for the Petromax HK250 lamp nozzle. This spare part fits the Petromax HK250 burner assembly and is used to adjust or clear the nozzle for stable flame operation. Suitable for maintenance and repair of Petromax HK250 lamps to restore proper fuel flow and ensure reliable lighting performance.