# TWSBI Eco Barrel O Ring (Part # 4)

## Details

- **Price:** 2.95 AUD
- **Vendor:** TWSBI
- **Type:** Pen Spare Parts

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 2.95 AUD | In stock |

---

> Source: [LarryPOST](https://www.larrypost.com.au/products/twsbi-eco-barrel-o-ring-part-4)
> Updated: 2026-08-16