111EM EMPTY MARKER set with 2 x 111EM empty markers preassembled Refill Extension 2 mm tip compatible with nearly all inks 224 TWIN EMPTY MARKER set with 2 x Empty Twin pump markers preassembled Refill Extension patented capillary system, patent no. DE 197 30 454 IPC B43K 8/04 consistent paint flow due to FLOWMASTER valve 1.5 mm Round and 4 mm Round tip compatible with ONE4ALL refills 611 EMPTY MARKER set with 2 x 611EM empty markers preassembled Refill Extension 15 mm tip compatible with nearly all inks
