The 4 mm square shaft hole for the lock is 57 mm below the 8 mm square hole for the handle shaft. If needing mechanisms this set will match with TH2203 mortice lock or alternately TH2241 tube latch and TH2245 privacy tube mounted together as listed in my store. Trading as rejuvenations at 98 Esmond road, Port pirie in country SA since 1979 in antiques and collectables as well as a large range of restoration products. Get Supersized Images & Free Image Hosting. Create your brand with Auctiva's.Attention Sellers - Get Templates Image Hosting, Scheduling at Auctiva. This item is in the category "Home & Garden\Building Materials & DIY\Doors & Door Hardware\Door Knobs & Levers". The seller is "piriestore" and is located in this country: AU. This item can be shipped worldwide.