G52 SAFEGUARD VALUE- G52 Backup Valve Replacement Kit Compatible with Polaris 180,280,380 Pool CleanerWITH G53 MECHANISM- Our G52 backup valve includes G53 gear mechanism inside, not just a box. Our value is also suitable in a salt water pool. Easy to install, just connect the fittings and hoses firmly to work.Salt water pool is also suitable.The white material will appear a little yellow when used for a long time, please know that SMALL SUGGESTION- Our values are tested before leaving the factory. If after a period of use, the water cannot be sprayed, you can remove the hardware to check if something is stuck. After removing the debris, you can use it normally PACKAGE INCLUDES- 1 x G52 backup valve replacement kit includes G53 gear mechanism. Manually measured, please allow 1-2cm error. Non-genuine part. If the value leaks, cracks or other problems, you can replace a new one for free within the warranty period