Code Number - 6193 Suitable for double doors, wooden only This Lock Comes with Advanced Ultra XL+ Technology. Comes with Unique Privacy Knob & Locking Indicator. An Attractive Rim Lock for Sliding Doors & Double Doors. The Godrej Vertibolt Ultra XL+ 1CK Antique Brass Lock is a high-quality rim lock that is perfect for your home security needs. Made of durable brass, this lock is built to last and features a unique design that is sure to add a touch of style to your home. The Godrej Vertibolt Rim Lock is a heavy duty lock that is perfect for doors that see a lot of traffic. The Ultra XL+ technology ensures that the lock is super strong and durable