Metabo HPT/Hitachi 885443 885-443 Pumping Unit with Flywheel & Metabo HPT/Hitachi 885444 885-444 Belt for EC2510E. This listing is for (1) Metabo HPT/Hitachi 885443 885-443 Pumping Unit with Flywheel & 885444 885-444 Belt as shown in the picture. Genuine OEM Metabo HPT/Hitachi Part. Packaging and Origin of Manufacture May Vary….