How is the Bobrick B-526 reloaded with towels

the unit also holds a stub roll that is 4 inches in diameter

The receptacle portion of the unit

What material is it made of

VISTA Mechanical Auto Cut Roll Towel Dispenser, Black Translucent - PT2005 Style-Straddle Grab Bar How is the Bobrick B-526The PT2005 Mechanical Hands Free Roll Towel Dispenser features a compact design to fit into a variety of environments. This ADA compliant paper dispenser offers an easy loading procedure and low pull force requirements. The PT2005 is a universal towel dispenser, fitting most rolls up to 8" wide and 6" in diameter. Easy loading procedure Compact design No levers, cranks or buttons to touch eliminates cross contamination Fits most universal rolls up to