... standard, or 50mm aboveLatch: 60mm as standard, 70MMas optionalFuntion: Privacy ( BK ), Passage ( PS ), Dummy ( DM )Spindle Diameter: 8x8mm as standard, 7 ... standard, D shape 44x57mm also available.ZH027SC-BKZH029SC-BKZH030SC-BKZH031SC-BK ZH032SC-BK:Passage function Zinc Alloy Lever Handle