Contains: (Qty.) (1) 750 ml Brake Bleeder with Hose, (2) 1-liter Brake Fluid Refill Bottles. Pneumatic brake fluid bleeder for sucking brake fluid to calipers / wheel cylinders. Designed to be used with compressed air. 6-8 bar (87-116 psi) working pressure. Do not exceed 8 bar (116 psi). For replacement hose, see part # 2010.0300.