Colson® 2 Series Wheel 2.00004.91 - 4 x 1-1/4 Polyurethane on Polyolefin 3/8 Delrin Bushing

Performa, gray non-marking tread with superior floor protection Tread will not pick up debris Annular ball bearing in wheel 3/8" axle size

Colson® 2 Series Wheel 2.00002.95 - 2-1/2 x 1-1/4 Polyurethane on Polyolefin 3/8 Annular Ball Bearing Maroon polyurethane tread with a gray polyolefin core Tread is mechanically bonded to core to help prevent debonding Annular ball bearing in wheel 3/8" axle size

Colson® 2 Series Wheel 2.00003.445 - 3-1/2 x 1-1/4 Performa Rubber 3/8 Annular Ball Bearing - Gray Performa, gray non-marking tread with superior floor protection Tread will not pick up debris Annular ball bearing in wheel 3/8" axle size

Colson® 4 Series Wheel 5.00008.839 SSWS - 8 x 2 Polyolefin 1/2 SS Straight Roller Bearing - Black Economical, high density, black polyolefin material Impervious to most chemicals All metal stainless steel straight roller bearing in wheel Stainless steel spanner bushing to 1/2" axle size

Performa, gray non-marking tread with superior floor protection Tread will not pick up debris Delrin bushing in wheel Spanner bushing to 3/8" axle size