From The Anvil Satin Chrome Beehive Sash Hook Fastener from B&Q

From the Anvil

A stylish beehive hook fastener used to secure your sash window. Designed to match the beehive door and cabinet furniture in the range. Ideal for use on a narrow top rail due to a thin fixing keep. The fastener has a locking mechanism by way of a grub screw. Supplied with matching SS wood screws., Manufacturer: From The Anvil