A quick definition: A fixed-gear bicycle (or fixie), like the very first safety bicycles introduced in 1885 by John Kemp Starley in Coventry, England, is the simplest and, some (like me ...
【21 Speed Professional Mountain Bike】Our 26 inch mountian bike equiped with Shiman0 trigger shifters and the rear Shiman0 derailleurs to deliver gear changes easy and smooth, for uphill ...