Short answer: for truck owners needing secure, weather-resistant, easy-access storage in a low-profile form, gull wing tool boxes are a top choice. This guide highlights five models suited to pickup beds, trailers, and RVs, focusing on durability, accessibility, and weather protection. Each option targets a specific buyer—whether you need maximum lid strength, light weight, or quick half-box access. Below, compare features, strengths, and limitations to help you pick the right box for your use case.
Quick product overview
| Product | Best For | Key Benefit | Approx. Size |
|---|---|---|---|
| 70 Inch Truck Tool Box Gull Wing Crossover Aluminum Black | Heavy-duty truck and trailer setups | Corrosion-resistant aluminum with dual gull wing lids | 70″ x 20″ x 13″ |
| Northern Tool Slim Crossover Truck Tool Box | Budget-conscious compact trucks | Low-profile, solid one-piece aluminum body | 69″ x 12″ x 13″ |
| Gull Wing Crossover Truck Tool Box 70″ x 20″ x 13″ | Weather-resilient, rugged use | Double aluminum lid for easy access and durability | 70″ x 20″ x 13″ |
| 70″ Aluminum Crossover Truck Tool Box | RV and pickup owners needing secure storage | Low profile, weatherproof design with keys and latches | 70″ x 20″ x 13″ |
| UWS EC10071 72-Inch Gull Wing Tool Box | High-strength, long-term use | RigidCore lids and extra-thick aluminum for superior rigidity | 72″ x ~ |
70 Inch Truck Tool Box Gull Wing Crossover Aluminum Black Pickup Truck Bed Storage

This aluminum tool box uses dual gull wing lids to deliver convenient half-box access. The large 70″ footprint provides ample organized space for tools, hardware, and small parts. Best for heavy-duty truck beds where frequent access without fully lifting a lid is preferred. The box is weather-resistant with an over-lapping lid design to keep moisture out.
Who it’s best for: buyers needing robust, corrosion-resistant storage that resists harsh weather and fits long trucks or trailers. Why selected: it combines durability with practical lid access and a protective aluminum build. Caution: ensure mounting hardware compatibility with your bed rails and frame before installation.
Northern Tool Slim Crossover Truck Tool Box

Known for its slim, low-profile aluminum construction, this model emphasizes quick, unobtrusive access. The interior capacity is sufficient for common hand tools and cords, and the single-piece aluminum body reduces seams where moisture can intrude. Best for mid-size pickups where preserving bed height is key.
Who it’s best for: small to mid-size truck owners seeking a compact, clear-access storage solution. Why selected: solid aluminum construction and a low-profile design, which helps preserve usable bed space. Caution: interior capacity is not extremely large, so very long tools may not fit in all configurations.
Gull Wing Crossover Truck Tool Box 70″ X 20″ X 13″

Heavy-duty textured aluminum construction with a strong 5-bar tread. The double aluminum lid provides easy half-box access and is designed to withstand harsh weather. Best for users who need extra durability and simple lid operation in demanding environments.
Who it’s best for: buyers prioritizing rugged build and weather resistance. Why selected: doubled lid design and corrosion-resistant finish supply practical long-term use. Caution: ensure the box length matches your truck bed for full compatibility.
70″ Aluminum Crossover Truck Tool Box

This model combines a low-profile footprint with weatherproof storage and keyed latches. It emphasizes practical organization and space efficiency while maintaining a robust aluminum build. Best for RV hookups and trucks that require secure, weatherproof access to tools and gear.
Who it’s best for: owners who want a balanced combination of price and ruggedness with reliable weather sealing. Why selected: comprehensive features for secure, organized storage in a low-profile format. Caution: detailed latch hardware should be checked for ease of operation in cold conditions.
UWS EC10071 72-Inch Gull Wing Truck Tool Box

This box features RigidCore lids, reinforced by solid foam for maximum structural integrity and to minimize lid binding. Extra-thick aluminum and stainless steel handles help ensure long-term durability in tough environments. Best for users who demand premium lid strength and corrosion resistance.
Who it’s best for: buyers seeking top-tier lid rigidity and long-lasting performance. Why selected: RigidCore technology and thick aluminum provide robust durability and reliable sealing. Caution: heavier construction may impact installation and vehicle payload considerations.
Buying Guide: How to choose the right low-profile gull wing toolbox
What should I look for in a gull wing toolbox?
- Material: Aluminum boxes are common for durability and light weight. Look for corrosion resistance and a robust lid design.
- Lid design: Gull wing lids offer half-box access. Ensure the lids open smoothly and provide weather sealing.
- Fit and clearance: Confirm the length, width, and height match your truck bed. Low-profile designs help maximize bed height for payload.
- Security: Check for reliable latches, locks, and stainless steel handles to resist weather and tampering.
- Weatherproofing: Overlaps and seals prevent water intrusion. Consider how the lid seals against rain and washing.
- Mounting and accessories: Verify mounting hardware compatibility and any included keys or mounting rails.
- Maintenance: Look for easy-to-clean surfaces and resistant finishes to minimize corrosion and staining.
How to compare options quickly
- Best for extreme durability: UWS EC10071 and similar heavy-duty aluminum boxes.
- Best for space-saving: Northern Tool Slim for tight bed spaces.
- Best value: Models with dual lids at a practical price point while offering weather protection.
- Best for easy access: Gull wing designs that emphasize half-box access rather than full lid lift.
Installation and usage tips
- Follow manufacturer mounting instructions to avoid bed damage.
- Distribute tools evenly to minimize bed movement and keep weight within the vehicle’s payload.
- Use weather seals when possible and ensure the lid closes fully before driving.
Frequently asked questions
- What is a gull wing truck box? A toolbox with two hinged lids that open from the sides, allowing quick access to a portion of the box without lifting the entire lid.
- Are these boxes weatherproof? Most are designed to be weather-resistant with overlapping lids; check seals and materials for your climate.
- Will these fit any truck bed? Sizes vary; measure your bed and compare to the product dimensions to ensure a proper fit.
- What is the typical weight capacity? Capacity depends on construction; aluminum boxes are strong but consider your payload limits and mounting method.
- Do they include locks? Many models offer keyed latches or external locking options—verify with the product listing.
- Is professional installation recommended? If you’re mounting on a trailer or RV, professional installation can ensure optimal security and alignment.