This Lockable Wedge Casement Fastener is made to the very highest of standards and is available in several finishes. This fastener is reversible so it will work with left opening or right hand opening windows. Made in a British foundry that has many years experience in exceptional quality, individual hand made, brass and bronze products. There are many finishes available for this product. This Wedge Casement Fastener comes from a traditional design and yet it's still perfect for our up to date modern lifestyles. It combines looks with functionality. It is strong and sturdy, however, these qualities do not compromise the elegant look of this Casement Fastener.