This Forge classic Backplate Handle has a scroll lever design. The sprung handle has a lasting finish and is lacquered to prevent discolouration during use. Ideal for internal or external use these handles have been tested for corrosion resistance and cycle tested beyond 120,000 uses. Screws Included. Fitting Instructions:1. Place the spindle bar through an existing tubular latch or lock and position one handle over the spindle bar. Ensuring the handle is square, mark the screw hole positions with a bradawl.2. Drill Ø2mm pilot holes and reposition the handle before securing using the wood screws provided.3. If fitting Bathroom handles, now insert the bathroom spindle bar through the deadbolt hole of the lock from the outside of the door and place the thumbturn onto the spindle bar. Tighten the grubscrew on the underside with the hex key provided.Designed to be used with any tubular mortice latch. Backplate Size: 102 x 40mm.Finish: Victorian Brass.