Are There Bicycles You Petle With Hands?
Are There Bicycles You Petle With Hands? Invented by a Dutchman (no surprise there) named Lex van Stekelenburg, and rendered here by TSG Essempio, the 4 Strike Bike uses two chains to synchronize the body’s movements. Left foot and right hand pump together, followed by right foot and left hand. What are lay down bikes