This Winkhaus Thunderbolt multipoint door lock features 5 Deadbolts & 1 Latch. Radius Ends - Round ends
The Winkhaus Thunderbolt is unique in the multipoint locking market, featuring a pair of chamfered deadbolts at the top and bottom of the lock, making this a 5 deadbolt lock. Thunderbolt multipoint locks are available with lift lever operation
All Winkhaus gearboxes, apart from the AV4 measure 185mm high x backset + 15mm, making them the smallest gearboxes on the market. They measure 64mm between the latch and deadbolt and 63mm from the spindle to the top of the gearbox. They also feature a groove above the spindle to aid in the fitment of handles with a screw above the lever.
Secured by Design
- Tested to 100,000 cycles