Madison Sporting Goods via eBay continues to offer the Mongoose Men's 27.5" Seek'r Mountain Bike in Grey/Orange, model no. R4156WM, for $129.99 with free shipping. That's tied with last month's mention as the lowest total price we've seen and a current low by $69. This 21-speed aluminum bike features a suspension fork, Shimano derailleur, twist shifters, front and rear disc brakes, and platform pedals.

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