Medium Tip - Red Ink - Standard Parker Style ball point refill by Schmidt.
Fits all types of pens that accept standard Parker style Ball Point refills.
Refill Reads: SCHMIDT Refill P 900 M
Length: 3 7/8 inch (9.8cm), Diameter - .230 inch (0.58cm)
Made in Germany - Distributed by Lanier Pens - USA, Ensure TOP Quality product - buy direct from Distributor!