Hey pen makers and woodturners! Ever been right in the middle of creating your masterpiece Arete pen and realized you need replacement tubes? We feel your pain! That's why we've got these WoodRiver replacement brass tubes specifically designed for Arete rollerball and fountain pen kits. This 5-pack means you'll always have backups ready when you need them most. Perfect for when you're working on multiple pen projects or just want to be prepared for those 'oops' moments we all have sometimes. The quality is exactly what you'd expect from WoodRiver - precise sizing, smooth finish, and they fit perfectly with your Arete pen bushings. Whether you're a seasoned pro or just getting started with pen making, having these on hand will save you so much frustration. They're genuine replacement parts that match your original kit specifications, so no worrying about compatibility issues. Great for stocking up your workshop supplies or sharing with your pen-making buddies. Seriously, don't let missing tubes ruin your creative flow - grab a few packs and keep the pen-making magic happening!