A selector lever, comprising: a housing; a shaft having a proximal end rotatably attached to a pivot, the pivot being disposed within the housing, the shaft having a distal end extending from the housing; a slide arranged to be movable along the shaft; a first detent pin operatively connected to the slide; a second detent pin operatively connected to the slide; a first detent plate disposed in the housing and having a first plurality of slots for receiving the first detent pin; a second detent plate disposed in the housing and having a second plurality of slots for receiving the second detent pin; characterized in that the selector lever further comprises: - a first float arranged to rest upon and move with the first detent pin, the first float having one or more first float pins; wherein each of the one or more first float pins corresponds to a position of the shaft in which the first detent pin is received by one of the first plurality of slots; wherein the first float is arranged to move in the vertical direction, and wherein the first float is prevented from moving in the horizontal direction; and - a first catch arranged on the shaft, wherein the first catch is arranged to receive one of the one or more first float pins and prevent the rotational movement of the shaft; OR in that the selector lever further comprises: - a first float arranged to rest upon and move with the first detent pin, the first float having one first float pin; wherein the first float is arranged to move along the shaft in a first direction; and wherein the first float is prevented from moving in a second direction, the second direction being perpendicular to the first direction; and - a first plurality of catches arranged on or adjacent to the first detent plate at positions corresponding to positions of the shaft in which the first detent pin is received by one of the first plurality of slots, wherein the first plurality of catches are arranged to receive the first float pin and prevent the rotational movement of the shaft. a housing; a shaft having a proximal end rotatably attached to a pivot, the pivot being disposed within the housing, the shaft having a distal end extending from the housing; a slide arranged to be movable along the shaft; a first detent pin operatively connected to the slide; a second detent pin operatively connected to the slide; a first detent plate disposed in the housing and having a first plurality of slots for receiving the first detent pin; a second detent plate disposed in the housing and having a second plurality of slots for receiving the second detent pin; characterized in that the selector lever further comprises: - a first float arranged to rest upon and move with the first detent pin, the first float having one or more first float pins; wherein each of the one or more first float pins corresponds to a position of the shaft in which the first detent pin is received by one of the first plurality of slots; wherein the first float is arranged to move in the vertical direction, and wherein the first float is prevented from moving in the horizontal direction; and - a first catch arranged on the shaft, wherein the first catch is arranged to receive one of the one or more first float pins and prevent the rotational movement of the shaft; OR - a first float arranged to rest upon and move with the first detent pin, the first float having one or more first float pins; wherein each of the one or more first float pins corresponds to a position of the shaft in which the first detent pin is received by one of the first plurality of slots; wherein the first float is arranged to move in the vertical direction, and wherein the first float is prevented from moving in the horizontal direction; and - a first catch arranged on the shaft, wherein the first catch is arranged to receive one of the one or more first float pins and prevent the rotational movement of the shaft; in that the selector lever further comprises: - a first float arranged to rest upon and move with the first detent pin, the first float having one first float pin; wherein the first float is arranged to move along the shaft in a first direction; and wherein the first float is prevented from moving in a second direction, the second direction being perpendicular to the first direction; and - a first plurality of catches arranged on or adjacent to the first detent plate at positions corresponding to positions of the shaft in which the first detent pin is received by one of the first plurality of slots, wherein the first plurality of catches are arranged to receive the first float pin and prevent the rotational movement of the shaft. - a first float arranged to rest upon and move with the first detent pin, the first float having one first float pin; wherein the first float is arranged to move along the shaft in a first direction; and wherein the first float is prevented from moving in a second direction, the second direction being perpendicular to the first direction; and - a first plurality of catches arranged on or adjacent to the first detent plate at positions corresponding to positions of the shaft in which the first detent pin is received by one of the first plurality of slots, wherein the first plurality of catches are arranged to receive the first float pin and prevent the rotational movement of the shaft.