---
title: "Why is a bellows used on screw jacks?"
url: "https://zimm.com/wiki/why-is-a-bellows-used-on-screw-jacks/"
datePublished: "2025-07-25T06:09:28+00:00"
dateModified: "2025-11-17T13:47:10+00:00"
author: Jonathan Mildner
lang: en
canonical: "https://zimm.com/wiki/why-is-a-bellows-used-on-screw-jacks/"
markdown: "https://zimm.com/ai/wiki/why-is-a-bellows-used-on-screw-jacks.md"
categories: "Questions and answers about our products, Accessories"
---

A bellows effectively protects the spindle from external influences such as dirt, dust, or moisture. This increases the service life of the lifting system and reduces maintenance requirements. ZIMM emphasizes the importance of correct installation.

- Protection from environmental influences
- Extended service life
- Reduced maintenance effort