The Steel-O-Flex Microflex 6615K is a key lock designed to safeguard your bike with a robust and innovative structure. Its double layer protection combines a steel cable with 15mm thick overlapping steel shells, offering enhanced security against theft.Discover the comprehensive features of this lock:15mm Thick Overlapping Steel Shells: These shells encase the internal steel cable, providing a formidable barrier against cutting tools, thus significantly reducing the risk of bike theft and giving you peace of mind.Internal Steel Cable: Flexible yet sturdy, this core feature offers substantial resistance to physical attacks, ensuring your bike remains secure in public spaces.Plastic Coating: This layer protects your bicycle's paintwork from scratches and damage, preserving the aesthetic value of your bike while ensuring the lock remains functional.SCMU (Snap Cage MU) Bracket: Allows for easy and versatile mounting to the seat post, frame, or rack stay of your bike, accommodating a range