Walmart offers the Huffy Men's Rock Creek 18-Speed 26" Mountain Bike in Black, model no. 56864P7, for $99.97 with free shipping. That's the lowest total price we could find for any Huffy men's 18-speed 26" mountain bike by $47. It features a steel dual-suspension frame, Shimano 6-speed index rear derailleur, and alloy rims.