---
title: "Are there screw jacks with a self-locking function?"
url: "https://zimm.com/wiki/are-there-screw-jacks-with-a-self-locking-function/"
datePublished: "2025-08-19T06:07:46+00:00"
dateModified: "2025-11-17T13:40:26+00:00"
author: "jonathan-mildner"
lang: en
canonical: "https://zimm.com/wiki/are-there-screw-jacks-with-a-self-locking-function/"
markdown: "https://zimm.com/ai/wiki/are-there-screw-jacks-with-a-self-locking-function.md"
categories: "Questions and answers about our products, Screw jacks"
---

Yes, ZIMM’s trapezoidal screw drives are self-locking. They hold the load securely in position without requiring an additional brake.