Whitco Mini Window Bolt CYL4 Lock Keyed Alike 40mm White W2223016C4 Restoration Hardware 1 × 1000mm (head) +

1 × 1000mm (head) + 2 × 2100mm (jambs)

Cylinder hole only

With standard arm

Superior Brass Door Knob on Single Step Plate Privacy Set

Superior Brass Flush Pull Rectangular

Whitco Mini Window Bolt CYL4 Lock Keyed Alike 40mm White W2223016C4 Restoration Hardware 1 × 1000mm (head) +Whitco Mini Window Bolt CYL4 Lock Keyed Alike W2223016C4 Window Sash Lock is commonly used in windows to secure and lock the movable sashes (the parts of the window that can be opened and closed) Window Sash Lock Function to provide a secure and controlled method of keeping window sashes closed. When the lock is engaged, it prevents the window from being opened unintentionally, ensuring that the window remains in a closed and secure position.