The bushings are pushed onto the plate in the next step. Note that the bushings are not symmetrical; one side will push into the plate, and the other side won't.

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Finish Hank by attaching the bumper touch sensors to input 1 and input 3. Slide the blue rubber bands onto the bumpers and anchor them to the bushings from the last step. The rubber bands keep

the bumpers from swinging forward.

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