Available Extensions Extension rod (1/4) 6 15cm COFAN COF 09513216 €2.71 1/4" extension for ratchet wrench. Made of Chrome Vanadium steel. Available length measurements: 51 and 153 mm. It has a straight cylindrical body, with a 4-sided square footprint. The socket wrench extension It offers high tightening precision, also good wear resistance.Measurement: 1/4" x 153 mm Add to basket