Pentel Energel LR7 Refills - 0.7mm Metal Tip - BL77/BL57/BL37 - Violet - 12 + 2
Fits Energel/BL77/BL57/BL37. LR7 Refills. The Energel liquid ink is smoother flowing and quicker drying than ordinary ink. Suitable for the Energel Sterling Executive, the Lancelot Executive Range and BL77/BL57/BL37.