upright exercise bike JK 244 (JK FITNESS HOME FITNESS) - JK244
The JK 244 is a mid-range magnetic exercise bike in the home fitness world equipped with a balanced 9 kg flywheel mass and 16.5 cm crank, which result in smooth and steady pedaling at all paces; resistance adjustment is via...
upright exercise bike JK 254 (JK FITNESS HOME FITNESS) - JK254
The JK 254 is a mid-range magnetic exercise bike in the home fitness world equipped with a balanced 9 kg flywheel mass and chrome-plated 17 cm crank, allowing smooth and steady pedaling at all paces; resistance adjustment...
upright exercise bike JK 264 (JK FITNESS HOME FITNESS) - JK264
The JK 264 is a mid-range magnetic exercise bike in the home fitness world equipped with a balanced 10 kg flywheel mass and chrome-plated 17 cm crank, which allow extremely smooth and steady pedaling at all times, even with...
upright exercise bike JK 274 (JK FITNESS HOME FITNESS) - JK274
The JK 274 is a mid- to high-end electromagnetic exercise bike in the home fitness world equipped with a 12 kg balanced flywheel mass and 17 cm chrome-plated crank, which allow very smooth and jerk-free pedaling at any...
