How to Choose a Gas Spring: A Practical Sizing Guide (Imperial & Metric) On This Page Why Sizing Matters Sizing by Industry 1. Measuring Struts (C1) 2. Force Calculation (C2) 3. Size Chart (C3) 4. Constant Force vs. K-Factor (C4) 5. End Fittings (C5) Lockable vs. Lift Struts Temperature & Materials Troubleshooting Matrix OEM Sizing … Read more