If you need spare parts for Maytronics Dolphin Master M4 pool cleaner, you are in the right place. Zavatti Shop has a large warehouse where you can find all the accessories for your Dolphin Master M4 robot. Guide disc, casing, pulley, filter bag, trolley, motor box, connection jack ... all available for immediate delivery. You can also send us the entire Dolphin Master M4 robot for a complete overhaul. Write to info@zavattishop.com Zavatti Shop is official Dolphin Maytronics service center.