Pack everything you need for a day on the job with the FLEX STACK PACK™ Tower Starter Kit. This kit, full of next-level storage solutions and attachments, is anchored by the FLEX STACK PACK™ 3-Pc. Storage System features the STACK PACK™ Rolling Tool Box, Medium Tool Box, and Suitcase Tool Box. With the STACK PACK™ 3-Pc. Storage System, quick-connect interlocking attachment points offer fast and effortless connectivity to customize your layout with any piece in the STACK PACK™ storage system. IP65 all-weather protection shields your tools and accessories from the elements, and an impact-resistant polypropylene body with aluminum-reinforced corners offers protection from the toughest jobsite conditions. Oversized 9-inch rugged wheels help you conquer any terrain, and a removable telescoping handle extends for easy jobsite navigation and removes for storage in a covered truck bed when your work is done. The STACK PACK™ Tower Starter Kit also includes attachments like the STACK PACK™ Side Tool Rack Rails 2-Pack for easy access to your tools on the job. Easily secure and transport long, unwieldy items like levels and conduit benders with the STACK PACK™ Level Holder, and keep cords neatly organized for storage and transport with the STACK PACK™ Cord Wrapper. The STACK PACK™ Tower Starter Kit makes battery storage easy with the FLEX STACK PACK™ Battery Holder and STACK PACK™ Adjustable Charger Mounts 2-Pack. The Battery Holder offers versatile mounting options so you can secure up to three batteries inside STACK PACK™ storage boxes, hang them outside from rack rails, or mount them to the walls of your workshop. The STACK PACK™ Adjustable Charger Mounts 2-Pack is ideal for fitting inside the lid of the Rolling Tool Box and Medium Tool Box to easily access your chargers on the job. The FLEX STACK PACK™ Tower Starter Kit includes the STACK PACK™ 3-Pc. Storage System, Side Tool Rack Rails 2-Pack, Level Holder, Cord Wrapper, Battery Holder, and Adjustable Charger Mounts 2-Pack.