3-1/2" X 1-1/2" Steel Wheel Swivel Caster - 350 Lbs Capacity overall-height-11-1/2 bearings with have a 180°F

bearings with have a 180°F temperature rating

they can also operate off the track thanks to the tread on either side of the v-groove

Wheel Diameter:3" Tread Width:1-1/4" Stem Size:1/2"

Cast Iron Wheel 8" x 3"

they can be harsh on floors and may cause damage over time

3-1/2" X 1-1/2" Steel Wheel Swivel Caster - 350 Lbs Capacity overall-height-11-1/2 bearings with have a 180°F3 1 2" x 1 1 2" Steel Wheel Swivel Caster Part # Q523501STL Metal wheels are the most durable and longest lasting type of caster wheel available in this size. However, while metal wheels are very strong and durable, they are rough on floors and could lead to floor damage. For floor protective wheels, be sure to check out our polyurethane, rubber, and polyolefin wheels. Specifications: Load Capacity (lbs.): 350 Link to Matching Rigid Caster: