8-Wheel Truck/Trolley Assembly for Cantilever Gates w/ 2" [1 7/8" OD] Guide Wheels and 2" Standard Bearings for Internal Truck (Malleable Steel) | Chain Link Fittings
RHKING Trolley Roller Limit Trolley Assembly Positioning for use with 1-5/8" Wide and All 1-5/8" or Taller Strut Channel: Amazon.com: Industrial & Scientific
4 Wheel Trolley Assembly, Stable Welded Roller Trolley for 1-5/8" Wide and All 1-5/8" or Taller Strut Channel (1): Amazon.com: Industrial & Scientific
DOACT Rolling Tools Cart,Cart Shelf,2-Tier Tools Storage Trolley Mobile Workshop Garage Repair RC Accessories for 1/8 1/10 1/12 1/16 Scale Model Large Size - Walmart.com
Convotherm CSRT1220-4 29 1/8" x 25 3/4" x 52" Roll-In Pan Transport