Quality and affordable pool robot accessory by EZ Care. Floating cord swivel for swimming pool robotic cleaner. This swivel had been used in new generation Smartpool Scrubber various model. All these models use only one kind of swivel and that is the one. Apply oil seal lubricant or simply Vasaline to the seal at both ends. Make sure the key aligns well and you will get trouble free operation. Place just enough length of cord to the pool, not too much excess. You will get day to day tangle free cleaning. This is not created or sold by Smartpool or Smartkleen who has their own definition of customer service and have different quality standard from ours. Nitro is a registered trademark or trademark of Smartpool LLC in the US and/or other countries. Scrubber is a registered trademark or trademark of Smartpool LLC in the US and/or other countries. Other names and products not mentioned above may be registered trademarks or trademarks of the respective companies.