Now we can supply high quality compatible RisoGraph master in jumbo rolls and master rolls. Specifications: 1) Model: RP 07 A3 a) Dimensions (W x L): 320mm x 100m b) Inside core diameter: 45mm c) For Use in RisoGraph: RP3100/3500/3590 RP3950 2) Model: RP 08 A3 a) Dimensions (W x L): 320mm x 100m b) Inside core diameter: 45mm c) For use in RisoGraph: RP3700/3790 Inner packing: 2pcs/box Box dimensions (L x W x H): 205 x 105 x 333mm (A3) Outer packing: 5boxes/ctn Carton dimensions (L x W x H): 545 x 210 x 340mm (A3)