Umbrella Hole Adaptor for ST

PLEASE READ: For in-ground umbrella holes, not for table mounted holes. Two of the adapters are very close in size and at first glance appear to be identical. Transform your current in-ground umbrella holder into a versatile Swim Tether installation with the Umbrella Hole Adapter Pack. This easy-to-use pack allows you to insert a Swim Tether into an existing umbrella hole around your pool, making it the perfect solution for maximizing your pool enjoyment. Fits Models ST1 ST2 ST3 Original ST001 (discontinued) Mini AC005 (discontinued) Included Install plate for concrete 1 9/16" nylon sleeve 1 5/8" nylon sleeve 1 7/8" nylon sleeve Hex key for grub screws Installation Use a tape measure to gauge the hole diameter of the install location Find the closest matching adapter without being too large Insert stainless steel Swim Tether plate into the selected adapter and using the included hex key, tighten the grub screws on both sides to secure tightly Check the fit by inserting the asse