Air Filter, fits Active 4.5, 5.5 & 6.5, Echo SRM 4000, SRM5000, Husky 143R (mark 2), Maruyama BC420, Stihl FS120, 200, 250, 300, 350, 400, 450 & Zenoah BC4500

Size: L 87mm  x W 70mm x H 26mm

Original Equipment Number:  4134 141 0300

Part Number: 53354