Bulldog Medium U-Lock (8013M)

The OnGuard Bulldog Medium U-Lock features a compact 225 mm x 150 mm frame ideal for urban riders and messengers. Its 13 mm hardened steel shackle resists cutting and leverage attacks, while the X2P Double Bolt secures both sides for dependable hold. The Z-Cylinder core blocks bumping, picking, and drilling. Co-molded crossbar covers and rubber coatings protect your frame, while molded end caps absorb impacts. **Dimensions: 225 mm (8.9 in) locked length, 150 mm (5.9 in) width, 35 mm (1.4 in) thickness.** Includes five laser-cut keys (one with LED). Urban-ready: 225 mm x 150 mm (8.9 x 5.9 in) size fits new meter posts and tight spots for messengers and city commuters. Dual locking: X2P Double Bolt secures both sides for superior strength and resistance to leverage attacks. Strong shackle: 13 mm hardened steel resists cutting, twisting, and prying in medium-risk areas. Tamper-resistant core: Z-Cylinder defends against drilling, bumping, and picking for lasting reliability. Keys and bracket included: Five laser-cut keys (one with LED) and a mount bracket for convenient transport. Manufacturer Sku: 8013MTodson Sku: 45008013M