Universal Brake Bleed Kit M4 M5 M6 DOT4 Oil 2x Syringes Non petroleum based This universal bleed kit is suitable for Master Cylinders with an M4, M5 or M6 connector, and Calipers with an M4, M5 or M6 connector. In accordance with FMVSS 116, and superior to SAE J1703 and ISO 4925 2 x 25 ml/cc syringe with M4 threaded ends 1 x 50ml of Super DOT 4 oil 2 x M4 to M4 connectors 2 x M4 to M5 connectors 2 x M4 to M6 connectors