mounting a tm to the bow

Hello this my first post...love the sight by the way...i have a Grumman 1236 that i just put a 6 hrse Merc on the back....i have a new transom mnt Tm that i have been using. i know need to figure a way to mount the tm to the bow. Can anyone suggest a mounting option poss w pics to mount a 55lbs thrust transom mount to the bow of my jon. The bow is straight and i'm unable to just clamp it to the front...thanks for any help.