How to attach a WN pma to a flat frame...

Discussion in 'Post Your Photos' started by bluejay, Jan 26, 2011.

  1. bluejay

    bluejay WindyNation Engineer


    I use a 17/64 drill bit to mill the keyways open a hair bigger 6mm bolts slide right into it and stack washers so the right amount of tension can be torqued onto the metal strapping... :D

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