Description 512 Spindle Zinser 420 - Year 1987 82.5 mm gauge, 52 mm ring, 260 mm tube height, 23 mm id x 16 mm id Skf 1600 drafting Cowemat doffing Sohler overhead cleaners Machine numbers 3239 and 3240 with pinter siro/lycra system Spinning tubes available 512 Spindle Zinser 421s - Year 1990 82.5 mm gauge, 52 mm ring, 260 mm tube height, 23 mm id x 16 mm id Skf 1600 drafting Cowemat doffing Sohler overhead cleaners Spinning tubes available 460 Spindle Zinser 421e - Year 1993 90 mm gauge, 60 mm ring, 280 mm tube height, 26 mm id x 19 mm id Skf 1600 drafting Cowemat doffing Sohler overhead cleaners Spinning tubes available