ABN Fuel Pump Module Spanner Wrench, 3/8" to 1/2" Inch Adjustable &ndash; Mercedes-Benz, BMW, Audi, Volkswagen (VW), Chrysler Practical: Use the ABN Fuel Pump Module Spanner Wrench, 3/8" to 1/2" Inch Adjustable  Mercedes-Benz, BMW, Audi, Volkswagen (VW), Chrysler to remove and install the fuel pump retaining ring that holds the fuel pump module on the gas tank Adjustable: Fully adjustable from the middle track allowing for a custom fit and better grip Universal: Fits most plastic retaining rings; Compatible with all vehicles that have silent fuel tank lids; 3/8" to 1/2" (38mm to 168mm) ratchet drives; Adapter included Fitment: Applications include Mercedes-Benz, BMW, Audi, Volkswagen, Chrysler, and other European (imported) vehicles Dimensions: Overall size  10.8 x 5.3 x 0.8 (27.4cm x 13.5cm x 2cm); Spline size  0.2 (6.2mm) Mercedes-Benz BMW Audi Volkswagen Chrysler Other European and Japanese (imported) vehicles