Duraline – HDPMIDR085060RIBLKBLKOEMPTDSWRL 35M10000 MicroDuct /8.5 mm OD/6 mm ID /Regular /Straight Ribs /Black /Black /Silicore ULF (Microduct) /Empty /Ink Jet /Standard Print /Wood /WRLD 35x23x18 /10,000