Safety five-lobed knobs EN 5337.9 were designed to prevent unauthorized use.
To engage and release, the key must be inserted and turned by 180°, creating a formlock between the handle and the threaded stud. Turning the key back by 180° will release the connection.
The key can be inserted and pulled off in both end positions. Two keys per knob are included.
Resistant to solvents, oils, grease and other chemical agents.
Beginning February 16, 2026, we will implement a price adjustment. Some items will have a price decrease, while others will increase. The adjustment helps ensure our commitment to providing our customers with the best products and services.
We will honor current published prices through February 15, 2026.
Customers with pricing agreements will not be effected until annual pricing is reviewed.
ELESA original design 
