This is the smallest (1/2” diameter) double row ball bearing roller on the market and is fully interchangeable with other industry lines.  The VW-0 will be available in 52100 and 440 stainless steel and equipped with shields or seals to retain lubricant.  The VW-0 is designed to ride on T-1 single edge, and DT-1 double edge track.  Studded versions are in process as well as a carriage (DTC-0) to be used with the DTR track rail.  VW-0 is currently available from stock.