"The Back" ......................................................................................................... 65 ........
Caster wheels .................................................................................................... 66
Hollow rim . ......................................................................................................... 66
Spox wheel ........................................................................................................ 67
Six-Star, silver .................................................................................................... 67
Infinity ultra-light . ............................................................................................... 67
MTB complete wheel ......................................................................................... 67
Drum brake . ....................................................................................................... 67
One-arm drive . ................................................................................................... 68
Wheelbase extension . ........................................................................................ 68
Spoke protectors ............................................................................................... 68
Shock absorber system . .................................................................................... 68
Wheel lock, swing-away..................................................................................... 68
Safety lap belt . ................................................................................................... 69
Tray .................................................................................................................... 69
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