The PENLR7B - Refill for Pentel EnerGel Retractable Liquid Gel Pens is sold by the EACH. If you are looking to purchase them by the box, you can purchase a quantity of 12 and they will come packaged by the box.
The ZEB85512 Refill is the recommended refill for the Zebra F-701 pen.
Unfortunately, there is not a refill in blue for the Magnus Executive Pen. However, a next best alternative would be Item #7520014612665: Liquid Magnus Roller Ball Stick Pen, Blue Ink, Fine, Dozen, GSA 7520014612665.
The LCI108948 - Refill for Magnus Executive Pen Black is a .7mm tip refill.
Pen refills ensure that your favorite pens are always ready to use. On Time Supplies carries pen refills in a variety of colors and styles to fit any pen in your office. Thanks to bulk pricing from On Time Supplies, you can afford to keep a good supply of pen refills in your office, while our fast shipping gets them to you in as little as a day. If you need more information on the supplies featured at On Time Supplies, or on GSA pricing, call us toll free at 1-866-501-6055. We're happy to answer any supply questions.