The U4 with security level 4 is particularly comfortable to use thanks to its automatic locking mechanism and reversible key. A dust cover protects the IN-X inner cylinder. Visually, the U4 Plus is also impressive, as it features the new and elegant product design that is characteristic of all Trelock product innovations.

• Lock cylinder: Cylinder lock, In-X
• Details:
• Lock approval: Finanssialan (FI), SBSC (SE), Sold Secure Silver (UK)
• Theft protection: medium security
• Type: U-lock
• Locking mechanism: key lock
• Security level: 4
• Key: double-sided inner profile
• Mounting: holder can be flexibly mounted on the frame

Dimensions of the U-lock:

• Shackle height: 230 mm
• Shackle diameter: 14 mm.