Center distance: 88mm. 1 Universal Hydraulic Thumb Clip. Span: 90mm. 2 Hydraulic Hoses. Three hole in a row. If it is single hole (one hole in a row) on the arm, TYPH- 2008P will work. If it is porous (three holes in a row) on the arm of QH12, model TYPH-2008 will work for it, not TYPH- 2008P.