【Full Compatibility】 Works for these robotic pool cleaners: Dolphin M200, M400, M500; Nautilus CC Plus (Not for Nautilus CC); Oasis Z5i, Odyssey, Sigma, C3, C4, Triton Plus (old), Aquarius XL; filter part number 9991432-R4.
Compatible with: For Maytronics Dolphin 6101611-R4. Item Type: Swimming Pool Robot Climbing Ring. Experience Longevity: made of quality PVA material, these robotic pool cleaners climbing rings are not easy to break and have a long service life; They can better assist your robotic pool cleaners in doing efficient work, ensuring the safety of your pool.
Full Compatibility: Compatible with these robotic pool cleaners: Dolphin M200, M400, M500; Nautilus CC Plus (Not for Nautilus CC); Oasis Z5i, Odyssey, Sigma, C3, C4, Triton Plus (old), Aquarius XL; filter part number 9991432-R4.