The Iver Stirling Rectangular Backplate right-hand operational lever combines Victorian-inspired detailing with solid-brass construction. This half set is designed for a right-hand opening door and pairs with a separate mortice lock; face-fix wood screws and tie bolts are supplied, while latches are sold separately. The backplate measures 240 × 38 mm, with 62 mm projection and 205 mm centres. Stirling levers and backplates are fire rated to 2 hours.