Fits for Dolphin Pool Cleaner Combo pack: The climbing ring and pool cleaner track replacement kit is compatible with for Dolphin Maytronics Robotic Pool Cleaners like M200, M400, M500, Nautilus, Nautilus CC Plus, DX3, DX4, DX6 Aquarius XL Automatic Pool Cleaner Replacement Parts.(Suitable for most Dolphin cleaners series)Please check the device model before ordering. Replacement for Dolphin pool cleaner parts: Our pool robotic cleaner parts in the package come with all climbing rings 6101611-R4 pack of 4, pool cleaner timing track 9985006-R2 pack of 2, 4 Pack Guide Wheels with 2 Pully Gears, Part Number 3884997-R6,also fit for Sigma, for Triton (old), for Deluxe 4/5, for Apollo Plus, for Wave 65, for Endeavor, for Edge, for HD, for Saturn (old), for Atlantis, for Apollo, 3001, 2X2, for Wave 2X2, for Prowler 820/83... High-Quality Materials: for dolphin pool cleaner impeller wall foam kit, Our dolphin climbing rings are made of heavy-duty rubber material, allowing the dolphin robot to work efficiently and Make sure it lasts longer. They are perfect for keeping your pool safe and functioning properly. Please note:the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:As Shown Material:Plastic Package Contents: 4 * climbing rings 6101611-R4 2 * pool cleaner timing track 9985006-R2 4 * Guide Wheels 2 * Pully Gears Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.