Store tools and equipment securely with this aluminum truck and trailer underbody tool box, built for heavy-duty performance and everyday reliability in demanding commercial environments. Constructed from 1/8″ thick aluminum, this heavy-duty storage box offers excellent strength while remaining lightweight and corrosion-resistant. The 18″H × 18″D × 48″W size provides generous storage capacity while maintaining efficient use of space on flatbed trailers and commercial trucks. The polished aluminum finish delivers a clean, professional appearance that complements truck and trailer setups. The double-door design improves accessibility from both sides, while the secure cam lock system helps protect tools, chains, binders, and equipment during transport. Suitable for side, frame, or under-deck mounting, this tool box is commonly installed on flatbed trailers and other truck applications. Designed and manufactured in Brantford, Ontario, this box is trusted by truckers and fleet operators across Canada for dependable, long-term performance. Key Features 1/8″ Thick Aluminum Construction – Strong, lightweight, and corrosion-resistant Double Door Design – Easy access from both sides Secure Cam Lock System – Keeps tools and equipment protected 18″H × 18″D × 48″W Size – Large storage capacity for tools, chains, binders, and gear Versatile Mounting Options – Suitable for truck and trailer installations Made in Canada – Manufactured in Brantford, ON Mounting Recommendations: Select the bracket size based on your vehicle type: For Trailers (Large Mounting Brackets): Steel trailer frames: SBMTGPC2 – Large Steel Powder-Coated L-Brackets Aluminum trailer frames: SBMTGAL2 – Large Aluminum L-Brackets For Trucks (Small Mounting Brackets): Steel truck frames: SBMTGPC1 – Small Steel Powder-Coated L-Brackets For best results, we recommend using brackets that match your truck or trailer frame material to help prevent galvanic corrosion. Brackets are sold separately. View All Mounting Brackets → Why Trison? Trison is a Canadian manufacturer specializing in high-quality aluminum storage solutions, headache racks, and other trucking accessories. Our products are designed for strength, longevity, and real-world performance. Same-day shipping on orders placed before 12:00 pm. Local pickup available in Brantford, ON. For questions, call 1-519-720-9464.
