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Title: Akro-Mils Mobile Kit Caster Wheels  
Category: Hardware Accessories  
Brand: Akro-Mils  
Description: Four 4‑inch caster wheels with brakes for easy relocation of the Akro-Mils 30016 Two‑Sided Steel Rail Rack.  
Details: Includes reinforcing braces, a handle, and a 500‑lb. load capacity to add 4.5 inches to rack height while maintaining a gray powder‑coated steel finish.

Price is $