Belt-driven bicycle with a compact design that, like STRiDA, featured a belt drive. Other folding-bike manufacturers that have implemented a belt drive include U.S. company Bike Friday and Netherlands-based Bernds. In 2007, Gates Corporation developed a high-modulus synchronous belt and sprocket system called the Carbon Drive System. The belt’s pitch allowed for lower tension requirements to help prevent skipping. Lightweight, patent-pending sprockets have mud ports, openings under each tooth, which work to slough off debris. In 2009, an increasing number of bicycle companies, including Trek and "f"8 Cycles, offered belt-driven bicycles. While builders initially focused on single-speeds and internal hubs, in early
Low rider bicycle luggage carrier inside as well as outside to provide mounting of some specialized carriers such as the Tubus Duo. For bicycles that do not have these eyelets or "braze-ons", various alternatives exist. Some of these come in the form of "U-Bolts", clamps, or some sort of clamp-on eyelet (see Tubus Aluminum Alloy Fork Mounting Kit) When installing carriers, a drop of thread locking compound is advised to ensure that the screws do not loosened from vibrations under load. Low rider bicycle luggage carrier A low rider is type of luggage carrier for bicycles on which luggage can be carried with a low