Chubb Viper 3C26 BS3621 Sashlock Cylinder Lock & Handles (discontinued)

BS3621 High Security Sashlock with unique deadlocking latch providing 2 point locking.
22mm Hardened Hook Bolt
80mm case
Supplied with Euro Cylinder lock Security Escutcheon & Handles
Adjustable follower spring can be used for heavy unsprung handles.
Incorporates spindle gripping feature to avoid loose handles after fitting.
Easy fitting case with installation spikes to mark drilling points.
Approved for DDA Applications.
Available in Brass
Extra keys cost £4.00 + vat each locks can be keyed alike.