Jinhao Size 5 Fountain Pen Feed/Tongue.
To fit Jinhao X250, #992, #993, #995, #599, #156-A, #500, #950, #301, #601, #51A (F) and many more models of pen.
Replacement feeds are handy for ink switching or feed modifying.
Feed circumference: 5mm. This may fit other pen models such as TWSBI, Sailor, Baoer, Wing Sung, HERO and Yiren but I cannot guarantee this per model.
No gift box or pouch provided. Full list of compatible pens available in 'Guides'.