◆ Manuals & TIPs (TIPs) How to receive notification by Eureka_Admin Follow me on instagram to receive notification for: - R&D news - Restock news of "Sold Out" items - Special custom pens, etc.Instagram: Eureka_fp 공유하기 게시글 관리 For your eureka moment 관련글 How to install Con-70 & important quirks How to increase flow of 5th gen ebonite feeder (for 5th gen V1 only) (TIPs) Easy Roll Stoppers Four Your Eureka Pens (TIPs) Never rub urushi against urushi / (TIP) Penrest related