Welcome to KOS Design, an industry leader in manufacturing of aftermarket pocket bike parts.  We are constantly developing new products for the pocket bike industry so check back often.

If you are interested in purchasing our products for personal use, or for distribution, please click on the “how to buy button” for more information.

KOS has just launched www.pocketbikeuniverse.com .This site is a global pocket bike racers community where you can join a league, register your league with KOS Racing and discuss performance in our chat room. We host all your race information for you, just click on the link above for more information.

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