Stauff FI SNR 20 12x3.5 B W2 Smoorterugslagkleppen Straight Male Stud Fitting Size blank filter Element Straight Male Stud Fitting Size Type: 22L 3 4 BSP Metallic Sealing with Cutting Ring & Union Nut Steel Voor montage strip 1 4'' 8024986022834 phosphated 24° Weld Cone Reducer OD Tube1 2 Whall Thickness: 20 12x3