6" x 3" Ductile Steel V-Groove Rigid Caster (7/8" Wide Groove) dumpster rollers 5" x 2-1/4" Solid Steel

5" x 2-1/4" Solid Steel U-Groove Wheel - Part # PWMO50158

Hub Length (with Bearings):50 mm (1

we've found this particular caster to be one of the few that pairs effectively with it

200 Link to Matching Rigid Caster: N/A Wheel Diameter: 5" 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: 4-7/16" Overall Height: 6-1/2" Swivel Construction: Kingpin Temp Range:  -40 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: QSTL5M0 Weight: 6

Link to Matching Swivel Brake Caster:P51062CIRBTLB

6" x 3" Ductile Steel V-Groove Rigid Caster (7/8" Wide Groove) dumpster rollers 5" x 2-1/4" Solid Steel6" x 3" Ductile Steel V Groove Wheel Rigid Caster Part # P7006301262 V groove wheels are designed to guide equipment by rolling on inverted angle iron track, however, they can also operate off the track thanks to the tread on either side of the v groove. The ductile steel wheel has similar capacities, impact strength, and durability when compared to forged steel wheels, but is more economically priced. Ductile steel is a combination of alloys that