Discover the Series HR Dust Cover for Screw-to-Connect Couplings from STAUFF Quick Release Couplings. Designed to provide superior dust protection, these covers are essential accessories for coupling sleeves and plugs in the HR series. Available in both plastic and durable metal options, including aluminium, they ensure your quick-release couplings remain clean and functional. Enhance the longevity and performance of your HR series couplings with our reliable dust protection solutions.