Feature: 1. COMPATIBLE MODEL: Replacement pool cleaner guide wheels, compatible with for Maytronics for Dolphin, the replacement parts will ensure that the for Dolphin pool cleaner runs properly. 2. EASY INSTALLATION: Robotic pool cleaner guide wheels are easy to install, no need for complicated tools, you can directly replace the old and damaged parts to meet your various needs. 3. HIGH RELIABILITY: You will receive 4pcs guide wheels and 2pcs pully gears, high reliability and exquisite craftsmanship, practical accessory for swimming pool. It can be used for swimming pools, SPA halls, etc. 4. PREMIUM MATERIAL: Pool cleaner guide wheels, made of premium ABS material, sturdy and reliable, abrasion resistant, not easy to damage, can be used for a long time. 5. EASY TO USE AND CARRY: Pool vacuum guide wheels with pully gears, guide wheels have great climbing ability. Portable size doesn't take up any extra space and is compact and lightweight without adding extra weight. Specification: Item Type: Pool Cleaner Guide Wheels Material: ABS Application: For Maytronics for Dolphin Suitable Scenes: Robotic Pool Cleaner Gross Weight: Approx. 366g / 12.9oz. Package List: 2 x Pully Gears4 x Pool Cleaner Guide Wheels