U-Bolts with nut & washer M4 8A or SUS304 150 pcs M4 6A or SUS304 200pcs Pipe OD 6 mm, 304/316, 100 pcs. Pipe OD 12 mm, 304/316, 100 pcs. Pipe OD 13.7 mm , 304/316, 200 pcs.