Specialized Hardrock Pro 17" Medium MTB Mountain Bike Hardtail 26" | eBay
2017 Specialized Hardrock Disc 29 - Nantucket Bike Shop
Amazon.com : raceTi Specialized fit Rear mech/derailleur Hanger, Replaces 9895-4020 or Hanger G,fits Many Models- See Description for Full List. : Sports & Outdoors
Specialized Hardrock Comp Disc - BikeRadar
Amazon.com : AVASTA Adult Mountain Bike 21-Speeds 26-Inch Wheels for Men and Wowen, Aluminum Frame Disc Brakes Mountain Bicycle, Front Suspension,Grey : Sports & Outdoors