Extang Tonneaus Covers
Extang Classic Tool Box Tonno Cover

Extang Classic ToolBox Tonno Covers: (Tonneau Cover ONLY)

Extang Classic ToolBox Tonno
Tool Box Tonno Cover
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Extang Classic Toolbox Tonno Cover:

Perfect Fit and Weather-Tuff:

  • A great solution for truck owners who previously own a tool box, no matter what brand.
  • Tool Box Tonno system fits most standard tool box sizes (18in - 21in).
  • Simple D.I.Y. measurements required for a perfect custom fit.
  • Extang engineered black anodized L-Channel™ offers several benefits: easily bridges the tool box-to-tonno gap for a perfect fit, visually blends that gap for great looks, allows an adjustable sealing system, provides rain drainage.
  • Custom-Cut available for non-standard size tool boxes (Note tool box width during checkout)
  • It is a tool box sized version of our top selling Classic Platinum™ Tonno with all it’s metal components for a long durable life.
  • The Best Warranty: Lifetime Frame and 10 Year Tarp!


3 Quick, Easy Steps for Buld Hauling:

Extang Platinum Bed Cover

1. Roll up & Secure your tarp:
Your tarp can be quickly rolled up and secured with strong convenient straps allowing you to haul large items.

2.Click out the tail rail:
New “LeverLock™” corners allow you to attach or remove your tail rail instantly. No tools or screws required. “LeverLock™” corner attachments firmly hold your tail rail in place.

3. Remove your Monster Bows:
MONSTERBOWS™ have been designed tall and wide making them super strong and are easily removed with one hand.

Extang Toolbox cover

Corner click & lock:

An easy pull disengages your tail rail for bulk hauling. To resecure: slide and click, your tail rail is locked in one place. You'll be impressed with the high quality spring loaded stainless steel ball bearings that click into place with such a satisfying feel.

Snaps are your tonno's most important part
Extang Toolbox Bed Cover


New "Snap Stopper" is a small detail that means a lot. Roll up your tarp, carry a large load and the snaps will stay on the rail.

Toolbox Tonno Cover


Extang's newly designed stainless steel and brass snaps will not break. The smallest part of Platinum Tonno System is one of the largest reasons why Extang tonnos are America's favorite.

Extang makes the ONLY tonnos that work well in cold climates
Extang Toolbox Bed Cover Extang Toolbox Bed Cover Extang Toolbox Bed Cover
Stud low for tight fit in hot weather Slide off, flip over, then slide on again Stud high for looser fit in cold weather

Only Fits Standard Size (18in-21in) Tool Boxes
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Description Order
Ford Trucks:
Chevy/GM Trucks:
Dodge Trucks:
Mazda Trucks:
Toyota Trucks:
Nissan Trucks:
Isuzu Trucks:
Mitsubishi Trucks: