Bike U Lock: 18mm Shackle Heavy Duty Bike Lock - Bicycle U-Locks with Keys and Sturdy Mounting Bracket for Road Mountain Bike Bicycle, Size 7.87''x6.3

🔐 Heavy-Duty U-Lock for Bicycles & E-Bikes – Secure, Durable, and Theft-Resistant

Protect your ride with a high-security U-lock built for city streets, daily commutes, and serious peace of mind. Whether you're locking up a bike, e-bike, or motorcycle, this steel alloy anti-theft lock delivers unmatched strength against cutting, sawing, and leverage attacks.

✅ Key Features:

• Heavy-duty alloy steel construction resists cutting, prying, and bolt cutters

• Silicone-coated exterior prevents corrosion, scratches, and dirt buildup

• Universal fit bracket mounts to bike tubes (up to 29mm) for easy storage

• 3 included keys – never worry about losing access

• Works with bikes, electric bikes, mountain bikes, scooters, and more

📦 What’s Included:

• 1 × U-Lock

• 1 × Mounting Bracket

• 3 × Keys

🔍 Specifications:

• Materials: Alloy Steel, Zinc Alloy, Plastic, Silicone

• Lock Size: 193 × 123 × 32 mm (7.6 × 4.8 × 1.3 in)

• Steel Diameter: 16–18 mm (0.6–0.7 in)

• Weight: 716g (1.6 lb) without keys

• Package Weight: 867g–1182g (1.9–2.6 lb)

• Mount Compatibility: Tubes up to 29mm (1.1 in)

🛡️ Your Urban Security Essential

Engineered for urban riders who need tough, reliable bike security, this lock is your first line of defense against theft. Ideal for commuting, campus parking, and daily city use.