Milwaukee's PACKOUT? Racking Shelf provides versatile mounting options and attaches to E-Track allowing you to place the Racking Shelf in any location or to any surface E-Track can be mounted. The PACKOUT? Racking Shelf provides a 50lbs weight capacity with a metal reinforced frame and impact resistant body. The PACKOUT? Racking Shelf also has integrated tie-down points for secure attachment during transportation. The PACKOUT? Modular Storage allows you to customize your storage system for easy transportation and organization of tools and accessories. The MILWAUKEE? PACKOUT? Modular Storage System is the industry?s most versatile and durable storage system.