Mseries is the lightduty magnetic tire drive trainer line mainly for daily exercise. M80R is the top model in the new Mseries with a machined 0.8 kg flywheel. New Mseries has the newly designed Ushape frame. Its made of 38mm diameter steel round tubing to be clean, simple, lightweight but durable enough to support the bike stiffly. M80R features a convenient quick release type hub clamping system that allows you to mountdismount the bike very quickly. Just pushing down or pulling u
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