Related Post: X 5/4 = 20/16 1 4 20 X 5 16 1 4 20 X 5 16 3 Prong T Nuts 1 4 20 X 5 16 Screw 1 4 20 X 5 16 Set Screw 1 4 20 X 5 16 Pronged Tee Nut 20 X 1 )=- 4 5 X )+ 16x 1/4-20 Vs 5/16-18 1/4-20 Dimensions What Size Is 16 X 20