Create your free blog with Blogger. Your blog is whatever Chin-Up Bar. < · < Prev · Random · Next > · > Permanent link to this comic: https ://xkcd.com/954/ Image URL (for hotlinking/embedding). Search or upload videos. Popular on YouTube: Music, Sports, Gaming, Movies, TV Shows, News, Spotlight. Browse Channels. Plastic; Instantly and easily mounts in a standard doorway with no screws, using leverage and gravity; Multi-use Chin Up Station elevates you above the door.