🌀 **Torsion Spring - Olive Left Hand** Upgrade your garage with a professional‑grade part from Alpha Doors. Designed for reliability, safety, and smooth operation in NZ conditions. - 🏋️ **Heavy‑duty balance** – smooth, safe door operation - ⚡ **Protects hardware** – reduces strain on openers & hinges - 🛠️ **Straightforward replacement** – suited to DIY or pro install - 🌧️ **NZ‑tough** – built for long life in local conditions - 📏 **Tech details** – Spring Specs - Wire Size 5 | 6mm - Max Turns 7 | 6 - Max Load 46 | 1kg - Coil Length 627mm 👉 Order today – quality hardware, expert support, fast NZ‑wide shipping.