Any metal pen that uses these MUJI refills? : r/pens

Muji 16 Colors 0.5mm Smooth Gel Ink Ballpoint Pen Knock Type

Muji Aluminum Pen Case and Needle Tip Gel Review — The Pen Addict

This refill can be used with our normal gel ink pens with cap and the smooth gel ink pens with click mechanism.

Gel Ink Ballpoint Pen 0.7mm - Refill

Zebra G-450 and G-750 Gel Ink Pen Review — The Pen Addict

Muji 0.5mm Clear Barrel Polycarbonate Mechanical Pencil With

Muji 0.38 capped pen : r/pens

Color - Black Ink.OBE WISEUS Retractable Gel Ink Pens set is top of its Class. Ink - Waterproof Ink, (a)Large-Capacity Refill, Writing Length is Twice

OBE WISEUS 0.38 Pens Fine Point,Smooth Writing Ultra Fine Point Retractable Pens for Journaling Planner Writing & Correction Supplies,Rapid Dry Black

MUJI Smooth Gel Ink Retractable Ballpoint Pen / Refill 0.5mm

Muji Aluminium Hexagonal Pen 0.7mm : Office Products

Japanese School Supplies, Needle Point Gel Pens

Say goodbye to pen-cap woes! The innovative push and knock system means you won't ever waste time searching for the cap again!😃 Unlock the convenience

MUJI Smooth Gel Ink Retractable Ballpoint Pen / Refill 0.5mm / Pack

Knock Type Ballpoint Pen - Body Only

Parker Jotter Ballpoint Pen Review — The Pen Addict