location with a screw 35 that extends through a bore 32 in the slidable weight 30 to engage a floor portion 22 of the channel 20 as shown in fig4 and press the slidable weight 30 against the edges of the opening 26 of the channel 20 in alternative embodiments the slidable weight 30 is fixed within the channel at a desired location by any means known to a person of ordinary skill in the art including with a semi permanent adhesive or one or more of the mechanisms disclosed in u s pat no 7 147 573 to dimarco and u s pat no 7 166 041 to evans the disclosure of each of which is hereby incorporated by reference in its entirety herein a second preferred embodiment of the present invention is shown in fig5 11 in this embodiment the club head 10 includes the channel 20 opening 25 and weight screw 40 of the first embodiment but the slidable weight 50 of this embodiment is semi permanently fixed within the channel 20 via an expandable multi piece construction as shown in fig6 11 the slidable weight 50 comprises an upper portion 60 having a threaded bore 62 and a depression 64 a lower portion 70 having a cavity 72 and a projection 74 and a bolt 80 though in an alternative embodiment the upper portion 60 may have a projection and the lower portion 70 may have a depression as shown in fig8 the projection 74 of the lower portion 70 fits within the depression 64 of the upper portion 60 and prevents the slidable weight 50 from falling apart as it is moved within the channel 20 of the present invention while in the configuration shown in fig6 8 the dimensions of the.