Slinger Tricycle Is a three-wheel motorised cycle built in 1901 by engineer J.P Smith in the UK. Weird Wheels August 10, 2025— Slinger Tricycle Is a three-wheel motorised cycle built in 1901 by engineer J.P Smith in the UK. byu/Ebonystealth inWeirdWheels Share this:Pocket Click to share on Reddit (Opens in new window) Reddit Share on TumblrPost Click to email a link to a friend (Opens in new window) Email Like this:Like Loading... WANT MORE?!?