$63.99 2 Pk Pentel LR7-V EnerGel Refills, 0.7 mm Medium, Violet - Walmart.com - Walmart.com
Pentel LR7-A Refill for EnerGel RTX, Deluxe RTX, Deluxe, Metal Tip, Medium, Black Ink - Newegg.com
Pentel EnerGel LR7 Gel Pen Refill - 0.7 mm - Black - JetPens.com
