Any idea why this refill wouldn't fit my Parker Jotter? Blue is

For a smooth and fluid writing experience, choose the Quink ink refill for your Parker rollerball pen. Each refill is filled with premium Quink ink for clarity of line and richness of color. Use this ink refill to replace the existing Parker rollerball pen refill, or simply swap out the refill to change your ink color.

Parker Quinkflow Ballpen Medium Point Blue Ink Refill (1782470) (3-pack)

Parker Jotter Originals Gel Pen Refills Smooth Blue Gel Ink Refills Medium Tip (0.7mm) 2 Count : Office Products

Parker Jotter royal blue all metal body with Parker gel refill

Any idea why this refill wouldn't fit my Parker Jotter? Blue is the refill I got with the pen (I got it used from a friend). The black refill stays stuck out

pen comes in Gift Box

Parker Jotter Medium Point Ballpoint Pen - Blue

Laura's Five Favorite Fountain Pens -- $50 & Under. ( A Beginners guid - Pen Boutique Ltd

Any idea why this refill wouldn't fit my Parker Jotter? Blue is the refill I got with the pen (I got it used from a friend). The black refill stays stuck out