3 x 1-1/4 v-groove wheel 1/2 plain bore
"4 x 2 V-groove wheel 3/4"" RB"
"3 x 1-1/4 phenolic wheel, 1/2 plain bore"
"2 x 7/8 ICE WHEEL 1/4"" precision bearing"
"Grey hard rubber wheel, 3 x 1-1/4 x 3/8 inch plain bore"