Steering assembly having a steering tube and comprising an adjustment system, the adjustment system comprising: a steering rod movably disposed within the steering tube, wherein the steering rod defines a groove extending along a length of the steering rod; a screw passing through a hole defined by the steering tube, wherein the screw is adapted to engage with the groove and wherein the screw comprises a head end and a tapered end; a nut threadedly engaged to the screw and disposed within the steering tube; and a handle movably received on the screw, wherein the handle is adapted to selectively rotate the screw in: a first rotational direction (R 1) to a tightened position in which the screw engages with the groove to couple the steering tube with the steering rod; and a second rotational direction (R 1) to a loosened position in which the screw is disengaged from the groove to allow the steering tube to be movable with respect to the steering rod; wherein the steering assembly is characterized in that the handle is adapted to be movable between an engaged state and a disengaged state relative to the head end of the screw, wherein the handle is adapted to be non-rotatably engaged to the head end of the screw in the engaged state of the handle and wherein the handle is adapted to rotate freely relative to the screw in the disengaged state of the handle, wherein the adjustment system further comprises a biasing member disposed between the steering tube and the handle, wherein the biasing member is adapted to bias the handle towards the engaged state. a steering rod movably disposed within the steering tube, wherein the steering rod defines a groove extending along a length of the steering rod; a screw passing through a hole defined by the steering tube, wherein the screw is adapted to engage with the groove and wherein the screw comprises a head end and a tapered end; a nut threadedly engaged to the screw and disposed within the steering tube; and a handle movably received on the screw, wherein the handle is adapted to selectively rotate the screw in: a first rotational direction (R 1) to a tightened position in which the screw engages with the groove to couple the steering tube with the steering rod; and a second rotational direction (R 1) to a loosened position in which the screw is disengaged from the groove to allow the steering tube to be movable with respect to the steering rod; wherein the steering assembly is characterized in that the handle is adapted to be movable between an engaged state and a disengaged state relative to the head end of the screw, wherein the handle is adapted to be non-rotatably engaged to the head end of the screw in the engaged state of the handle and wherein the handle is adapted to rotate freely relative to the screw in the disengaged state of the handle, wherein the adjustment system further comprises a biasing member disposed between the steering tube and the handle, wherein the biasing member is adapted to bias the handle towards the engaged state. a first rotational direction (R 1) to a tightened position in which the screw engages with the groove to couple the steering tube with the steering rod; and a second rotational direction (R 1) to a loosened position in which the screw is disengaged from the groove to allow the steering tube to be movable with respect to the steering rod; wherein the steering assembly is characterized in that the handle is adapted to be movable between an engaged state and a disengaged state relative to the head end of the screw, wherein the handle is adapted to be non-rotatably engaged to the head end of the screw in the engaged state of the handle and wherein the handle is adapted to rotate freely relative to the screw in the disengaged state of the handle, wherein the adjustment system further comprises a biasing member disposed between the steering tube and the handle, wherein the biasing member is adapted to bias the handle towards the engaged state.