Description Overview 20 positions Manual doffing Year: 1999 2 rovings per bobbin Specifications Pitch: 355 mm Input 12 to 15 ktex according to the material Roving weight: 0.66 to 5.5 Nm Draft 9 to 26 by gear box NSC double apron drafting Draft apron width: 145 mm Rubbing speed: 1200 cycles per minute maximum Number of rubs: 5 to 8 per meter 300 mm bobbin Delivery speed max: 220 meters per minute