Depending on selection, 2 FINS are included (NOTE: SCREWS NOT INCLUDED): 2 x DTK S-Bend WK 2.0 Carbon 30 2 x DTK S-Bend WK 3.5 Carbon 30 2 x DTK S-Bend FS 4.5 Carbon 30 2 x DTK S-Bend FS 5.0 Carbon 30 If you need screws, here are the specifications (Article number 44900-8072): WK 2.0: M6 x 18 mm WK 3.5: M6 x 18 mm FS 4.5: M6 x 14 mm FS 5.0: M6 x 14 mm