-- Specifications & Features -- Year: na. Make: Nickolson. Model: A1-27. Serial #: na. Head Driven by Electric: yes. Power Pack: yes. # of Arms: 6. Roller Tensioner Arms: Hydraulic. Size: 27”. Cab: no. Controls: Joystick. Log Capacity: 30”. Feed Rolls Powered by: Hydraulic. -- Seller Statement -- Controls in Cab, cab not included, good working condition.