An indoor bicycles 5, wherein bearings are located between {TAIL ~ said first axle} and said first aperture and between said second axle and {HEAD ~ said second aperture} 
An indoor bicycles 5 , wherein bearings are located between { TAIL ~ said first axle } and said first aperture and between said second axle and { HEAD ~ said second aperture }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD