Clevis Suit Turbosmart IWG75 Internal Wastegate Universal Range. These are manufactured with a 1/4″ UNF, or M6 thread – please read description for correct component selection. Turbosmart clevis’s are made in a number of lengths and for a number of different hole, or pin sizes. Please refer below to better understand how to select the correct Clevis for your application. Example only: Clevis Suit IWG75 (1/4″ UNF thread) 6.3mm x 50mm Clevis thread = 1/4″ UNF thread 6.3mm = Hole I.D or Pin O.D 50mm = Length of Clevis