Mountain bike stem extender online, Bike Stem Riser Extender Handlebar Riser 118mm Aluminum Adjustable Bike Handlebar Riser Extension with 25.4mm Quill Shaft for Motorcycles Bicycles online ...

The stem is the component on a bicycle that connects the handlebars to the steerer tube of the bicycle fork. Sometimes called a goose neck, a stem's design belongs to either a quill or threadless ...

The Stemie isn't going to stop you crying if you slip off your saddle and take a metal whack to the baby-maker, but it might just make the bruises a little less severe. The oddly-spelled accessory is ...