φ20.64mm 2-M10*1
φ22.22mm 2-M12*1
φ22.22mm M10*1 M12*1
φ23.81mm 4-M10*1
22.22mm 2-M10*1
φ22.22mm 2-M10*1
φ25.4mm M10*1 M12*1
φ31.75mm 9/16-18 1/2-20