Provides the perfect replacement rail for MX6 / MX8 adsorption side rails for ground pool cleaners. Compared to Part Number, it is lower cost, made of high-quality heavy-duty rubber, which can extend the life of the belt by at least 50%. Guaranteed fit: parts are approved by mechanics to that the quality meets or exceeds Part Number R0526100, 15.2cm/6 inches outside diameter and 5.5 inches inside diameter. Simple installation: no special tools are required; it takes less than 10 minutes to replace the two belts. Now you can save the local to you or replace the entire machine. colour: black Material: rubber Package Contents: 4 x Pool Cleaner Replacement Tire Only the above package content, other products are not included. Note: Light 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.