Rotary Head Roller Levers: Operator Type - Limit Switch Roller Lever; Shaft Type - Non-Adjustable, Straight; Length- Radius Maximum - 6.00 in 152.0mm; Roller Type - Steel; Shaft Material - Steel; Roller Diameter - 0.75 in 19.0mm; Roller Width - 0.25 in 6.4mm; Manufacturer Series - EL