Made of sturdy plastic , not easy to break or rust. Longer service time to reduce your replacements. Easy to replace, no need to reassemble, just install it in the cleaner. Take short time to finish. Work in MX6 and MX8 pool suction cleaner to replace the broke or worn-out engine, keeps the cleaner working with power. R0524900 Cleaner Engine Replacement for MX6/MX8 Pool Suction Cleaner, with Rollers on Both Sides. Include engine*1, white rollers*2. Allow you to buy kit selectively rather than the whole set. Contact us if you still have any other questions., Weight: 0.27116858226 pounds, Manufacturer: Hipzeepo