used IH b-250, b-275, b-414, 424, 2424, 444, 2444, 3414, 354, 2300 tractor belt pulley gear box.
Mounting bolt holes 5 x 5.
Belt pulley wheel is 6-1/2 wide x 9-1/2' diameter and is made of cast iron.
Casting number on housing is 704228r1, book part number 704227r91.
Seals and bearings are used and may want to be replaced.