OnGuard BullDog series u-locks feature X2P Double Bolt lock mechanisms and strong 13mm (0.51) hardened steel shackles for a full circle of protection.

• Bulldog includes free 1-year, anti-theft guarantee
• 4.6 Tons pull strength with anti-drill and pick resistance
• Hardened ultra steel shackle with reinforced sleeve over crossbar and cylinder for added security
• 13mm hardened ultra steel shackle

Specs

• Length:7 ins
• Diameter:13 mm
• Cable Included:No
• Shackle Width:3.5 ins
• Lock Style:Keyed
• Advertised Weight:2.35 lbs