6" x 2" Ductile Steel V-Groove Wheel Swivel Caster - 1,250 Lbs Capacity track-caster 4" x 2" CAST IRON

4" x 2" CAST IRON WHEEL SWIVEL CASTER WITH 3/4" THREADED STEM - Part #: 7RTP042CIR

Ball Transfer 1-3/16 Heavy Duty with 2" O

1-3/16" Main ball rotates on 1/8" support balls

6" x 2-1/2" Crowned Ductile Steel Wheel - Part # LCDS625

6" x 2" Ductile Steel V-Groove Wheel Swivel Caster - 1,250 Lbs Capacity track-caster 4" x 2" CAST IRON6" x 2" Ductile Steel V Groove Wheel Swivel Caster Part # 146DVRB620S Ductile V Groove wheels are designed to guide equipment along inverted angle iron tracks but can also function without a track due to the tread on both sides of the V groove. Made from a combination of alloys that provide excellent tensile strength, these wheels come with extra thick treads, hubs & walls. Ductile steel is a step up from cast iron, offering higher capacity &