Reserve Wheels Reserve 40 44 GR Wheelset 700 12 x 100 12 x 142 Center Lock HG 11R Carbon DT 350 MFPN=10005105 This classic pink Bike Cleaner This classic pink Bike Cleaner has incredible cleaning power because it contains Nano Technology that breaks down dirt and grime on microscopic levels while also caring for your bikes delicate finish Largest Cog 51 Rear Der Shifter Compatibility Shimano Road Rear Derailleur Mount Type Shimano Rear Direct Mount Rear Derailleur Mount Type 10x1 Standard Drivetrain Speeds 12 Weight 288 Chain Wrap Capacity (teeth) 41 Cage Length Long top{margin bottom:30px Leveraging Turbulent Aero technology the 40 44 GR features a 40mm front paired with a 44mm rear establishing it as the fastest and most stable Reserve gravel wheelset to date