8" x 2" Ductile Steel Wheel AR Rigid Caster - 1250 Lbs Capacity

8" x 2" Ductile Steel Wheel AR Rigid Caster - 1250 Lbs Capacity8" x 2" Ductile Steel Wheel AR Rigid Caster Part # 28AR12 Manufactured from a high strength steel alloy, ductile steel offers improved capacity, durability & impact resistance compared to standard cast iron wheels. Ductile steel provides approximately 45,000 PSI tensile strength & features a thicker tread, spokes & hubs to withstand abusive industrial applications. Its moderately crowned tread design further reduces friction during rolling, swiveling

} Capacity: 400 Lbs

Wheel Tread Shape:V-Groove Temp Range: -45˚F to 1

while metal wheels are very strong

8" x 2" Ductile Steel Wheel - Part # LDS820

Common Applications: Tow Line and Shock Load Applications

Temperature range: -45° F to 800° F (with high temp bearing option)

Groove Width:1-3/8"

250 Link to Matching Rigid Caster: N/A Wheel Diameter: 8" Caster Rig Material Type: Cold Rolled Steel Tread Width: 2" Caster Rig Color/Finish: Silver Zinc Plated Wheel Type: Cast Iron Swivel or Rigid Caster: Swivel Wheel Bearing Type: See Bearings Options Swivel Radius: 5-7/8" Overall Height: 9-1/2" Swivel Construction: Kingpin Temp Range: -40˚F to 600˚F Threaded Stem: 3/4" - 10 x 4" Wheel Hardness: Brinell 145 Bolt Hole Pattern: N/A Wheel Color: Silver Mounting Bolt Size: 3/4"  Link to Replacement Wheel: QSTL8M0 Weight: 11

If you don't see the bearings you are looking for

Weight: 18

): 250 Link to Matching Swivel Caster: Q403001STL Wheel Diameter: 3" Caster Rig Material Type: Heavy Gauge Steel Tread Width: 1-1/4" Caster Rig Color/Finish: Bright Zinc Plated Wheel Type: Sintered Iron (Metal) Swivel or Rigid Caster: Rigid Wheel Bearing Type: Plain Bore Swivel Radius: N/A Overall Height:  3-3/4" Swivel Construction: N/A Temp Range: -40°F to 500°F Mounting Plate:  2-1/4" X 5-1/8" Wheel Durometer:  Brinell 145 Bolt Hole Pattern:  1-3/16" x 3-1/2" Wheel Color: Silver Mounting Bolt Size: 1/4" or Smaller Link to Replacement Wheel: QSTL3H3 Weight: 1

forged steel is extremely resilient but can be harsh on floors