Wacom Bamboo Replacement Nib Set (Pen NOT Included) For CTL, CTH, CTE, MTE, INTUOS4, Nibs 5 Black Replacement Nibs for your Digital Tablet Compatible with BAMBOO & INTUOS4 SERIES (& POSSIBLY OTHERS) Including but not limited to CTL460, CTL470, CTH460, CTH470 CTH461, CTH670, CTH661 75321899352 ack20101k 75318993618 ack20101w