Patent ID: 7011325

Claim:
A bicycle fork containing a suspension unit comprising; an elongated inner tube and outer tube co-axially mounted together to telescope with respect to each other, the inner tube having an outer wall with at least three or more axially extending longitudinal flat surfaces, the outer tube having an inner wall with a like number of corresponding flat surfaces as the inner tube, a like number of inner race shims located longitudinally along the flat surfaces of the inner tube, a like number of outer race shims located longitudinally along the flat surface of of the outer tube, a like number of needle bearings located longitudinally between inner and outer race shims whereby the flat surfaces of the inner and outer tubes in combination with the needle bearings allow the inner and outer tubes to telescope smoothly with respect to each other; a suspension unit, the suspension unit comprising; a main shaft fixed to one end of the outer tube and disposed in the inner tube a travel adjustment apparatus coupled to said main shaft and disposed in the inner tube, means for rotating said main shaft so as to move said travel adjustment apparatus axially thereby changing the position of the inner tube relative to the outer tube.