Rotary Head Roller Levers: Operator Type - Limit Switch Roller Lever; Shaft Type - Adjustable, Straight; Length- Radius Maximum - 1.50 in 38.1mm; Length- Radius Adjustable - 0.50 in 12.7mm; Roller Type - Stainless Steel; Shaft Material - Zinc; Roller Diameter - 0.87 in 22.2mm; Roller Width - 0.28 in 7.1mm; Manufacturer Series - EL