Sachtler Bags SA1001 Snaplock Trolley Systemhttps://photocineshop.com/en/products/Sachtler-Bags-SA1001-Snaplock-Trolley-System-5HPU6J?cat=779
Sachtler Bag's Snaplock trolley system is a handy external wheel and tote assembly. This is the ideal way to comfortably transport many of the new Black Deca bags.
When not in use folds into compact lightweight package for easy storage and transportation
Pulling up telescoping handle expands trolley to full size
Fits and comfortably carries six different models of Black Deca camera bags (one at a time)
Attaches to special connecting brackets on the base of the bag
Oversized “quick release” button lets user add or release trolley with a single click