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🔥 Super HOT! $98 21-Speed Decathlon Rockrider ST100 Unisex Mountain Bike only $98 + Free Shipping.

$98.00 ~~$398.00~~ Buy It Now

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3Goats

March 13, 2026

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Make sure to choose the right size for your height! Looking for your first Mountain bike and are ready to go on to the bike trails. Our Decathlon Rockrider ST100, 21 Speed Mountain Bike, 27.5″, Unisex, Red, Medium is a great entry bike that is comfortable, durable, and safe. The Mountain Bike is designed for your first bike ride in dry weather for up to 1 hour and 30 minutes. Recommended Medium Bike height M: 5’5″ – 5’9″. With the bike’s lightweight aluminum frame and 27.5” tires on double-walled rims, you can easily get through any obstacle. The Mountain Bike has a total of 21 speeds, making it faster with smoother transitions and pedaling. Considering that you may need to transport or store your bike in a limited space (car trunk, porch, etc.), we have equipped it with a front-wheel quick release. The bike’s rear wheel has a fixing nut that reduces the risk of being stolen. To remove the rear wheel, you will need a wrench. Mountain Biking riding comfortably is crucial, the bike’s frame position is raised having your back straight at all times. We offer a lifetime warranty on the Bikes frame, stem, and handlebar.

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