Bicycle security for moderate to high crime areas, with a standard length shackle. 13mm high-grade carbon steel shackle helps resist cutting and leverage attacks. New patent pending hardened double deadbolt design gives additional protection against twist attacks. It has a 4 digit dial combination mechanism which offers thousands of difference code combinations. Anti-Rattle bumper keeps the shackle snug against the crossbar and prevent unnecessary noise.. The Transit FlexFrame-U mounts quickly and easily and supports the transportation of the most common u-lock sizes. The Flex Frame-U fits bicycle frame tubing 25mm to 80mm whether round, oval, triangular or square shapes. The mounting system allows for 360 degree rotation providing the ability to micro-ad…More Details Available.
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