IH Farmall 656 gas/ IH 240 Utility/ 2, Super C Farmalls/ 2, Farmall A's/ Farmall BN/McCormick-Deering OS-6/McCormick-Deering O-4/ '36 Farmall F-12/ 480 Case hoe. '65 Ford 2000 3 cyl., 4 spd. w/3 spd Aux. Trans
Here's an exploded view of your brake controls, just in case you're not sure what all is missing.
I looked at a Ford/New Holland dealer site online, and just the little T-handle, #52 is right at $93.00. And the pawl, #49 is right at $25.00. Since it is such an important item on the tractor, you may want to buy all new, but may consider finding something at a salvage yard.