Model BL400 includes:

• Strong and flexible high carbon steel band.
• Pick resistant stainless-steel cylinder with two keys.
• Bike mounting clip.

Sizing:

• Locking area up to ~7"/178mm long, ~4"/102mm wide 
• Similar in size to that of a mini-U-lock.
• Provides just enough locking area to secure a bike frame and/or a wheel to a bike rack.
  • Suited for locking the rear wheel through the rear triangle to a bike rack (i.e., the Sheldon Brown locking method).