Don&';t let some jerk steal your bike (or skis, or whatever)! We&';ve combined our Cable Anchor - Trunk with a sturdy cable lock. Since SeaSucker bike racks aren&';t bolted on to rooftop bars, we came up with a way to keep your bike safe. A Cable Anchor is just what it sounds like - an anchor point to securely connect a cable loop to your car. The Cable Anchor - Trunk, has a steel rod that closes inside a trunk or hatchback seam, the plastic dipped coating protects your car&';s paint - Comes with single Cable Anchor & cable lock. - 8040 Akita Cable Lock manufactured by OnGuard. - To attach, place in the gap between the trunk/ hatchback and the car. Close your trunk or hatchback so that the Cable Anchor&';s hole is exposed.