650b, 700c, 27.5", up to 2.0" wide and 29", up to 1.5" wide and without tread. No fancy gizmos. Turn your bike into an indoor bike trainer. Black trainer.
Saris M2 Indoor Wheel On Smart Bike Trainer - Black
Saris Fluid 2 SMART Equipped Indoor Home Bike Trainer - RRP: £259.99
Saris Fluid² Bike Trainer - Black (9904T)
Saris Mag+ Indoor Bike Trainer With Adjustable Magnetic Resistance Control Knob
FRONT WHEEL RISER BLOCK TURBO TRAINER BICYCLE BIKE TRAINER RISER (UK COMPANY)
Resistance Indoor Bicycle Bike Trainer Exercise Stand Black Front Wheel Mount
