G.H Factory Trailer Hitch Ball 1-7/8' x 3/4' - 28-1 

G.H Factory Trailer Hitch Ball 1-7/8' x 3/4' - 28-1
$10.99
Trimax Razor Aluminum Fixed Ball Mount - TRZ10ALFM 

Trimax Razor Aluminum Fixed Ball Mount - TRZ10ALFM
$133.99
G.H Factory Trailer Hitch Ball 2-5/16" x 1-1/4" - 28-6 

G.H Factory Trailer Hitch Ball 2-5/16" x 1-1/4" - 28-6
$19.99