Part Number: 2" storm hot tub jet fit for 212-1549 / 218-51405 / 218-5100 / 218-5110 / 218-5140 / 218-5160 2" Cluster Storm Jet nozzles beginning with 212- are snap-in nozzles and nozzles beginning with 229- are threaded nozzles. Please confirm model and size before purchase The mini storm jet can let whole body through the jet flush and water circulation while bathing, providing people with a more comfortable bathing enjoyment 212-1549 2" hot tub jets made from durable materials that are safe and secure to use, these are great alternatives Our hot tub jets have gone through strict quality inspection before leaving the factory, if you receive the product with quality problems, please let us know and we will provide you with a satisfactory solution