OnGuard's PitBull Mini is a sturdy U-lock that defends your bicycle with 1/2-inch hardened steel and OnGuard's X4 quattro-bolt lock. And thanks to the included mounting bracket the PitBull will be along for every ride. This lock also comes with 4 keys plus OnGuard's Microlight key, which has a built-in light.
Dimensions: 3.5 x 5.5 inches
OnGuard's Dual Steel-Bar locking mechanism delivers 10 tons of pull strength.
OnGuard locks feature plastic, rubber or vinyl at all contact points to protect your bike's finish.
All OnGuard locks feature integrated covers for protection from moisture and dirt.