M-Wave Fourspring Suspension Seatpost - 350mm Travel: 20mm Black CheckoutSpec= 22t Rear hub ratchet freewheel system Unsurpassed reliability Flange Diameter ModelNumber=E3615 H921229-04-21 Length:45Mm

M Wave Fourspring Suspension Seatpost 350mm Travel: 20mm Black CheckoutSpec= 22t Rear hub ratchet freewheel system Unsurpassed reliability Flange Diameter ModelNumber=E3615 H921229 04 21 Length:45Mm Rear hub ratchet freewheel system has been reinforced and increased in size so that now it houses 36 teeth for improved engagement and efficiency Rear Axle 12mm Thru x 142mm Rim Width (Internal) 23 Cassette Body Type Shimano HG 11 12 Speed Road Valve Presta Wheel Size 700c Defined Color Black ISO Diameter 622 Road 29" Tire Type Tubeless Ready Clincher Rim Material Carbon Hub Brake Compatibility Center Lock Disc Freehub Shimano HG 11 12 Speed Road Size Small Medium Large X LargeHead Tube Angle 65