Description Overview Rieter R20 open end machines Year: 1998 280 rotors Conical 4.20 Specifications 1 machine with rotor diameter 40 mm 2 machines with rotor diameter 35 mm Feed can size: 16 x 42 Uster MKC15 - 12 clearers 2 piecer carriages 140 pieces of soft twist for knitting yarn, the rest 140 are for weaving yarn