of skill in the art in an alternative embodiment the second rail mount 8 screws into a torso plate sewn into the h gear vest rather than using the removable h gear bracket it should be understood that although these attachment mechanisms have been described in relation to h gear that other vests jackets belts suspenders or other articles of heavy clothing could be substituted in another embodiment the portable shooting platform attaches to the shooter 39 s support arm with for example straps or velcro or some combination of both there are many suitable ways of attaching the arm support bracket to the shooter 39 s arm however for example one could also use the h gear attachment mechanism of the prior embodiment except in this instance the h gear bracket would be secured by restraining loops attached to the underside of the shooter 39 s arm rather than those present on the h gear vest or boiled to a plate embedded within the arm portion of clothing it will be appreciated that although specific parts have been shown here for sake of clarity there are numerous alternatives that can be substituted for example instead of using the combination of the extension rods 4 6 and extension mounts 3 7 a telescoping tube that.