Provides solid security for bicycles, greatly reducing the risk of vehicle theft. Material and construction: built with strength alloy materials, including quality steel. The lock body has undergone special processing techniques to enhance durability and resistance. Security performance: effectively resists various theft tools and methods, making it difficult for professional thieves to destroy, and delivering solid security protection for bicycles. Locking structure: the design is stable and forms a tight, secure closed space after locking. It is difficult to cut with tools such as pliers. Ideal use situations: suitable for places with low crime rates and short parking times, such as shortterm parking downstairs in communities. Practical use scenarios: Shortterm parking downstairs in residential communities during quick errands. Brief stops at office or campus bike parking areas in lowcrime environments. Quick visits in urban areas where bicycles are locked for a short duration.