Discover the unbeatable security and durability of the OnGuard PitBull Series U-Locks, engineered for cyclists who demand top-tier anti-theft protection for their bikes. Crafted from ultra-hardened 14mm steel, these U-Locks deliver maximum cut resistance and withstand even the most determined theft attacks. Featuring a robust locking mechanism with five European-style keysincluding one lightedthese keyed locks combine advanced cylinder design with reinforced sleeves over the crossbar, offering superior resistance to picking and tampering. The PitBull Series U-Locks are designed with high-quality materials and engineering to provide 8.4 tons of pull strength, ensuring your bike remains secure in challenging environments. Equipped with versatile all-tube QR mounting brackets, they are easy to carry while on the move, making them ideal for urban commuting, parking in high-risk areas, or long-term lockups. Available in multiple configurations, including models with or without a protective cable, these locks are perfect for cyclists seeking reliable, high-performance locking solutions. Whether you need maximum security for your bike or peace of mind during outdoor adventures, the OnGuard PitBull Series U-Locks excel in durability, innovation, and ease of usesetting the standard for bicycle theft prevention.