4 PU STEM CASTERS with BUMPERS - SET 4, 4PK

Designed for use with posts with leveling feet these 4 in.10.2 cm. diameter 1-1/4 in. 3.2 cm. face heavy-duty polyurethane non-marking casters allow you flexibility to convert any stationary unit into a mobile version. Each caster includes a 4 in.10.2 cm. revolving donut bumper at no additional charge. Each caster has a load rating of 300 lbs. 136 kg.. Features -Pack of 4 -Size - 4 in. -Weight Capacity - 300 lb.136 kg. Design -4 in. 10.2 cm. diameter 1 1/4 in. 3.2 cm. face heavy - duty non - marking polyurethane wheel casters turn your shelving unit into a mobile solution. Each caster includes a 5 in. 12.7 cm. revolving donut bumper. Load Rating -Each caster has a load rating of 250 lbs.113 kg.. Special Post Requirements -These casters specify posts with feet.