Compatibility and reliability Designed for use with the BS500, BS600, BS700, BS502, BS602, BS702, and WM80 models, delivering a precise fit for reliable, trouble operation. Specifically targets 78MM jumping jack rammer tamper compactors to improve performance across a variety of soil conditions. Easy installation with a straightforward design that fits a range of tamper compactors, reducing downtime and keeping projects on schedule. Built with robust construction to withstand frequent use on construction sites and landscaping projects. Works across multiple models, making this clutch assembly a versatile choice for professionals and DIY enthusiasts alike. Enhances power transfer to the compactor, improving overall performance and delivering better results on your projects. Use scenarios concrete or paving prep: install on a 78MM jumping jack rammer tamper and achieve consistent compaction on freshly laid subgrades or base layers, reducing rework. Landscaping and drainage work: use in areas with varied soil moisture to maintain steady compaction force and achieve uniform density without excessive passes. Site repairs and maintenance: quickly swap between compatible models on a busy construction site to restore tamping performance after component wear or to adapt to different material conditions. Notes This clutch assembly is compatible with the listed models and is designed to improve performance, reliability, and ease of use without altering device specifications.