The Abus Granit XPlus 540 U-Lock with USH540 Bracket offers exceptional protection for your bike, especially in high-theft areas. Constructed from specially hardened steel, it includes a 13mm square shaft parabolic shackle and Power Cell technology to resist impacts and forced entry attempts. The advanced XPlus cylinder provides strong defense against tampering, including picking, and the automatic keyhole cover shields against dirt and corrosion. Recognized by security institutes worldwide, this lock is an excellent choice for safeguarding your bicycle.