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2006 Trek 3900 -- 24-speed Mountain Bike: 26" wheel x 16" frame - bicycles - by owner - bike sale - craigslist
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Trek 4600 Mt Bike 27 Speed 18" Frame. Alpha Super Light Aluminum for Sale in Chesapeake, VA - OfferUp
![Trek 3900( Alpha Custom Aluminum ) Mountain Bike, 24Speeds. Size : 49.5cm Good Condition. for Sale in Plantation, FL - OfferUp Trek 3900( Alpha Custom Aluminum ) Mountain Bike, 24Speeds. Size : 49.5cm Good Condition. for Sale in Plantation, FL - OfferUp](https://images.offerup.com/vk9VQpAHvlMUlkVCW9vnWtqftWw=/1008x756/4163/4163160be97845cc80615db4826a35fe.jpg)
Trek 3900( Alpha Custom Aluminum ) Mountain Bike, 24Speeds. Size : 49.5cm Good Condition. for Sale in Plantation, FL - OfferUp
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