Description Overview Maker: Rieter Model: R40 Year: 2006-2007 Purchased new from Rieter Configuration Two machines with 400 rotors One machine with 420 rotors Number of robots per machine: 4 Technical Specifications Rotor type: 31 XK 5 B Opening roller: B174 DN 64 Yarn clearer: Uster Quantum 2 Navel: Nano 4 Twist stop: green Speed pass: yes Waxing device: yes Aero bearing: yes Yarn traverse: 148 mm Package type: parallel cheese Tube type: bull nose (170 x 42 x 54 mm) Display type: touch screen Spinning Capabilities 31 mm can spin from 16 to 40's Mill has 4 to 5 sets of 33 mm which can do 10 to 30's