The R-AIR-C is the Diamond evolution for chain-driven air rowing machines, whose inertia is generated by the opposition of air to the rotation of a paddle wheel whose flow is adjustable. Initially the prerogative only of...
The L38-S in the Diamond line is the compact version of its big sister the L38. This model retains the same mechanics as the L38 in a smaller and less pretentious body. The ascent rate is controlled by an electromagnetic...