Package dimensions �15.2 x 10.1 x 2.9 cm; 560 grams Adjustable Size: This oil pump cap has a wide adjustment range that fits different oil pump caps. Maximum diameter: 185mm – Minimum diameter: 135mm. This tool is ideal for removing 5 and 7 hole fuel tank caps. Flexible foot type with radiant design, better suited for the mounting surface of the oil pump cover to ensure that the operation is not easy to slip. will help you replace the carburetor quickly and efficiently without damaging the oil pump rings. Usage: This fuel pump disassembly tool can easily remove and install the fuel tank lock ring when servicing the fuel pump or fuel emitting unit. (Use with 1/2″ drive ratchet or bistro bar) Applications: This fuel tank ring tool is suitable for vehicles to remove and install fuel pump bracket ring fuel that holds the fuel pump module to the fuel tank.