For Q7, G2, G2 Limited, G2 Pro, G2 Fashion, G6, Precise Gel BeGreen, Dr Grip LTD, Dr Grip Gel, B2P Gel, G-Knock and MR Metropolitan Gel Rollers. Refill Format: Standard Gel; Refill For Series: Pilot® B2P Gel Pens, Dr Grip® Gel Pens, Dr Grip® LTD Gel Pens,