Description
Description
These brackets are ideal for any UWS or 18” deep x 18” tall aftermarket underbody tool box, providing versatility and ease of use. Their robust construction and adaptable design make them suitable for various applications, from professional fleets to personal vehicles. Whether you're a contractor or an outdoor enthusiast, these brackets ensure a perfect fit for your tool box needs.
Rest assured of quality with these UWS underbody tool box mounting brackets. With a focus on durability and performance, these brackets offer a secure attachment solution for your underbody truck tool box, enhancing both functionality and peace of mind.
- 18" x 18" L-bracket design provides dependable installation of underbody box
- Ideal for box installation on flatbeds, dump trucks and trailer bodies
- Fits any UWS or 18" deep x 18" tall aftermarket underbody tool box
- Strong steel construction with durable powder coat finish
- Brackets can be welded or bolted on
- Includes two brackets, four 3" bolts, washers and locknuts
- Made in USA
- NOTE: SOLD IN PAIRS
Product Specifications
Product Specifications
Vehicle Fitment
Vehicle Fitment
Install Details
Install Details

PRODUCT VIDEOS
PRODUCT VIDEOS
Where Here to Help!
Have a question or having trouble making a decision about what product is best for your vehicle and needs? Give our experienced customer service a call!
What shipping methods are available?
Shipping methods vary depending on the item. Many heavy or oversized products ship via LTL freight to help prevent damage in transit, while smaller items ship parcel; and some parcel orders can even be upgraded to freight for added protection. Many products also ship free, and your total shipping cost will always be shown at checkout before payment.
What payment methods do you accept?
We accept all major credit cards along with Apple Pay, Google Pay, PayPal, Shop Pay, and Shop Pay Installments. Government agencies, municipalities, and large fleet customers can also pay via purchase order with approved terms—just contact our customer service team before placing your order.
How long will delivery take?
Most orders ship within 1 business day from one of our warehouse locations. Typical transit times are 1-3 business days for parcel shipments and 3-5 business days for LTL freight, though delivery times may vary based on your location and carrier conditions. If an item has an extended lead time, it will be clearly noted on the product page.
What is your return policy?
Most unused items can be returned within 60 days of purchase. Every order is also backed by our Upfit Shield Guarantee for added peace of mind. For full details, including return eligibility and warranty coverage, please review our Return Policy page.
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