the lever 56 in fig1 an hourglass shape of the finger contact area is described in a preferred embodiment the shape narrows in width from approximately 13 5 mm at the tip to approximately 11 5 mm near the first finger contact and then increases to approximately 15 5 mm near the inner end of the finger contact area however other sizes and tapering are possible and are intended to be included herein as shown in fig1 the finger contact area profile in a preferred embodiment has a fillet of approximately 8 mm near the tip and 12 5 mm near the inner end the length between the fillet tangents is ideally approximately 25 mm a flange at the tip is approximately 8 5 mm high in the preferred embodiment thereby enhancing lever comfort for the user fig1 shows a radius r that runs along the perimeter of the finger contact area this radius tapers from approximately 6 5 mm at point p 1 fig1 to approximately 2 5 mm at point p 2 fig1 the shape of the finger contact area described above results in increased comfort for the user however the shape and amount of tapering can vary in degree and variations thereof are intended to be encompassed herein a second embodiment of the hydraulic brake master cylinder 101 is shown in fig1 21 in this embodiment the lever 80 is pivotally attached to the body 50 by.