PRICHMON
Approx 3 yrs ago I bought some 1-1/4" od rollers with 1/2" id one way bearings from, I`m thinking "INDUSTRIAL SUPPLY.COM". about 10-15 dollars each.
Staton and some other`s use 5/8 shaft and bearings and one piece rollers. If you can`t find them, pm me.
Ron