It works...trust me. Once you take cap off, you have to rotate the cap within the lanyard so as the arc of the lanyard sits in the hook...If you do it right, it will just lay in there.
Or you can get this and be done with it.
It does work once you understand the ways of the force.
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It's got a cop motor, a 440 cubic inch plant, it's got cop tires, cop suspension, cop shocks. It's a model made before catalytic converters so it'll run good on regular gas. What do you say, is it the new Bluesmobile or what?