//bearing holder //JP Hare, August 11th 2021 //ca.xx hours print time //bearing support difference () { translate ([-15,-16,0]) cube ([30,40,12]); //shaft hole translate ([0,1,-1]) cylinder (h=25, r=9, $fn=90); //bearing hole translate ([0,1,5]) cylinder (h=25, r=23/2, $fn=90); } //bracket to go on mast clamp difference () { translate ([-20,-16,0]) cube ([5,40,45]); //fixing holes I translate ([0,8,21]) rotate ([0,-90,0]) cylinder (h=30, r=1.6, $fn=90); //fixing holes II translate ([0,8,41]) rotate ([0,-90,0]) cylinder (h=30, r=1.6, $fn=90); }