AVC 29'' Lightweight 27 Speed Carbon Fiber Mountain Bike,29''/18'',Shimano Derailleur with Front and Rear Hydraulic Shimano Disc Brake,Suntour Front Suspension Fork - Newegg.com
Rycheer Elecony 24 inch Mountain Bike Bicycle for Adults Aluminium Frame Bike Shimano 21-Speed with Disc Brake - Walmart.com
Amazon.com : BUCKLOS Shimano MT200 MTB Hydraulic Disc Brakes Set with 160mm Rotors, Front Left 800mm Rear Right 1550mm/1650mm Mountain Bike Hydraulic Brake Aluminum Alloy Levers with Calipers : Sports & Outdoors