Decorative locking box protects deadbolt from being forced. 2.5" (64mm) wide case. Easy reversable latch. Internally all the steel levers have false notching to resist lock picking. Hardened steel cover plate to protect against drill attack.
eBay
The Union 5 lever mortice sash lock in a satin chrome finish is designed for commercial and security doors. With a 80mm case size, this model (UNION 2201) provides high-level security for front doors. Made of durable chrome material, this lock is suitable for various applications where security is paramount.
eBay
BRASS 64mm 2 LEVER SASH LOCK. BETTER QUALITY SASH LOCK THAN THE YALE TYPE! FOR USE IN CONJUCTION WITH DOOR LOCK HANDLES. Finish: Brass. You're already purchasing the item. Give us a shot and we will make sure that you will look to us again!
eBay
Case Depth - 64mm. Finish - Polished Brass. Forend Finish - Polished Brass. Pierced to accept bolt through furniture. Case Finish - Blue. Backset - 44mm. Keys Supplied - 2. Keyed - Keyed To Differ.
eBay
Mortice Lock: Yale P-M550-PB-65 5 Lever Mortice Sashlock ideal for wooden doors with handles that need a high level of security High Security. Suggested Use: When used with a British Standard nightlatch, this mortice lock can be used on external doors.
eBay
The BS 5 Lever Sash Lock by Carlisle Brass is a high-quality door lock mechanism featuring a stylish satin stainless steel finish. This 2.5" lock comes with 3 keys, making it secure and convenient for your home or office. The universal mounting and included fixings ensure easy installation, while the durable stainless steel and brass construction provides long-lasting protection for your property. With a sleek satin finish, this sash lock adds a touch of sophistication to any door. new old stock see my other listings for different items and colours
eBay
The Union 2200S StrongBOLT 5 lever mortice sashlock is ideal for timber doors hinged on the left or right and they are suitable for doors up to 54mm thick. Deadbolt With hardened steel rollers. 2200S features an anti-pick, anti-saw and anti-drill security, chamfered bolt design that increases the performance of the lock under side load testing.
eBay
The Era Fortress is a British Standard High Security Mortice Lock which complies to the new BS 3621:2007 standard. Deadlocks have hardened steel plates to resist drilling, and two hardened steel plates in the deadbolt resist hack sawing.
eBay