Trek Marlin 29er Mtb Single Speed upgrades

The Mountain Bicycle Mirror from Mirrycle provides a wide view of the cars behind you, so that you don't have to turn your head as you bike. Designed to fit mountain bike style handlebars, the three-inch round mirror mounts on your handlebar's bar end in minutes with the included wrench...

The GMC Topkick 21-Speed Mountain Bike features a full-suspension, strong aluminum frame that utilizes a floating beam suspension design that is mated to a Zoom suspension fork with elastomer/spring technology...

Get off the beaten path when biking in the great outdoors with the Pacific Stratus men's 26-inch mountain bike. The Stratus is equipped with steel mountain frame geometry, along with sure-stopping front and rear steel caliper brakes...

Often copied but never duplicated, the award-winning Alien II multifunction bicycle tool is still the best. The Alien II--which is designed for cyclists who need a high-quality tool while on the road--is housed in a clever break-apart body that makes it a breeze to find the right gadget...

All critical support points are precision welded for optimal strength. The Topeak Explorer Rear Rack is a durable, versatile bike cargo rack for long distance touring. The integrated top plate accepts all Topeak MTX QuickTrack-compatible bags...

Expanding compartments can boost your storage space in seconds. The Topeak Aero Wedge Pack is a convenient gear-toting solution that clips instantly to the back of your bike's saddle and seat post. Constructed of rugged 1,200-denier Cordura material with DuPont Teflon coating for weather resistance, the pack attaches with a Velcro strap mount and snap-on buckles...

Made by Allen Bike Racks, this adaptor bar adds a top tube to your bicycle frame so that it can be installed properly on a bicycle carrier. It's designed to be used with hard-to-mount bike frames, such as full-suspension bikes, women's bikes, or other non-conventional designs...

Shimano's recessed cleat and clipless pedal technology, called SPD, revolutionized the cycling shoe/pedal interface. Since then, decades of legendary "in the dirt" dependability, reliability, and sheer endurance have made SPD the world's go-to pedal technology...

InStep creates award-winning strollers and trailers that let you bring the little ones along for family bonding time during your workouts, while demonstrating how fun a fit lifestyle can be. The Bicycle Trailer Coupler attaches an Instep or Schwinn Trailer to almost any bike...

Do away with discomfort while cycling with this Schwinn Pillow Top cruiser bicycle seat. The seat is outfitted with extra gel for maximum comfort, along with a weather-resistant Lycra cover. It's the perfect addition to cruiser bikes, comfort bikes, and casual-riding road bikes.