Wacom (ACK20609) 5mm Bamboo Stylus Replacement Soft Nibs, for 2nd Generation Bamboo Stylus Replacement nibs that easily attach to the tip of the 2nd Generation Bamboo Stylus, solo [CS140] and duo [CS150] Includes 3 Nibs Genuine Wacom Nibs NOT for the 1st generation stylus Model: Ack20609