Item # 70201 - This product comes in several versions. Round Top, Bottom Profile with Bands. Round Top Bottom Profile without Bands. Flat Top, Flat Bottom with Bands. Flat Top, Flat Bottom without Bands. All four versions also come in a split format. This  air cleaner measures 48.00 mm tall and is 21.13 mm in diameter not including the hose connection . All measurements are +/- 1.00 mm approximately.