Key Features
How The Armorgard SiteBoss Chest SB21 Compares To Other Jobsite Storage Options
Contractors and site managers evaluating the SiteBoss Chest range usually face this question: should I get the smaller SB16 or SB24 chest, or this best-selling 60-inch SB21 for maximum width in a standard top-opening design?
| Feature | Armorgard SiteBoss Chest SB16 | Armorgard SiteBoss Chest SB24 | Armorgard SiteBoss Chest SB21 |
|---|---|---|---|
| Width | 45.3 in | 45.3 in | 59.4 in, one of the widest standard chests |
| Gas Struts | Dual gas struts | Gas struts | Strong 300N gas struts on both sides |
| Weight | 185 lbs | 240 lbs | 242 lbs |
| Best Suited For | Mid-sized inventories, truck-mounted use | Larger tool inventories needing extra depth and height | Widest tool inventories in a standard chest format |
Product Description
- Part of our best-selling SiteBoss Chest range
- 60-inch tool chest provides maximum security for your jobsite tools
- This quality job box tool chest features the perfect combination of user safety and tool security
How The Armorgard SiteBoss Chest SB21 Compares To Other Jobsite Storage Options
Contractors and site managers evaluating the SiteBoss Chest range usually face this question: should I get the smaller SB16 or SB24 chest, or this best-selling 60-inch SB21 for maximum width in a standard top-opening design?
Here's the honest comparison:
| Feature | Armorgard SiteBoss Chest SB16 ($905) | Armorgard SiteBoss Chest SB24 ($1,113) | Armorgard SiteBoss Chest SB21 ($1,118) |
|---|---|---|---|
| Width | 45.3 in. | 45.3 in. | 59.4 in., one of the widest standard chests in the line |
| Dimensions (W x D x H) | 45.3 x 24.2 x 28.3 in. | 45.3 x 29.9 x 33.5 in. | 59.4 x 24.2 x 28.3 in. |
| Locking System | Patented extreme UltraLock multi-spur mechanism | UltraLock with 3-point shackle and multi-spur mechanism | Extreme UltraLock, multi-spur mechanism, compatible with most 2 in. padlocks |
| Gas Struts | Dual gas struts | Gas struts | Strong 300N gas struts on both sides |
| Lid Safety Feature | SlamStop lid stay | SlamStop lid stay to prevent finger trapping | SlamStop lid stay to protect against accidental slams |
| Steel Gauge | 14-gauge | 14-gauge reinforced | 14-gauge with tamper-proof joints |
| Power Access | Cable pass-through point | Cable pass-through point | Cable pass-through point for power cord access |
| Transport | 4-way fork pockets, optional casters | Built-in handles, 4-way fork pockets, optional casters and crane lifting eyes | 4-way forklift pockets, optional crane lifting eyes or casters |
| Weight | 185 lbs. | 240 lbs. | 242 lbs. |
| Best Suited For | Mid-sized inventories, truck-mounted use | Larger tool inventories needing extra depth and height | Widest tool inventories in a standard chest format |
Why The Armorgard SiteBoss Chest SB21 Is Worth The Investment
This isn't just a jobsite chest, it's one of Armorgard's best-selling models, built with a 60-inch width, strong 300N gas struts on both sides, and tamper-proof 14-gauge steel joints, giving contractors maximum storage width without moving to a piano-style box.
The SB21 specifically addresses the needs of contractors and site managers who need the widest possible standard tool chest for jobsites or truck beds, with the same trusted UltraLock security and SlamStop safety features found across the SiteBoss Chest line.
Maximum Width, Maximum Confidence. At 59.4 inches wide, this is one of the widest chests in the SiteBoss line, and the UltraLock feature is compatible with most 2-inch padlocks, including the recommended MasterLock #5 or American Lock A50, giving contractors flexibility in how they secure it.
Built For Serious Security
Extreme UltraLock protection with a multi-spur locking mechanism deters theft with market-leading security
14-gauge steel construction with tamper-proof joints resists prying and forced entry
Compatible with most 2-inch padlocks, giving contractors flexibility in choosing their preferred lock
Engineered For Worker Safety And Convenience
Strong 300N gas struts on both sides of the box aid with smooth, controlled opening and closing of the lid
Armorgard's unique SlamStop lid stay protects workers from accidental slams while operating the heavy-duty lid
A cable pass-through point provides power cord access for charging tools without leaving the chest unlocked
Real Savings
4-way forklift pockets reduce the labor needed to move this 242 lb. chest around the jobsite or load it onto a truck
Compatibility with widely available 2-inch padlocks avoids the cost of a specialized locking accessory
SlamStop lid stay technology reduces the risk of costly workplace injuries and related downtime
Free shipping and no sales tax through Summit Forge Supply keeps the total cost down compared to buying elsewhere and paying tax and freight separately
The Bottom Line Contractors and site managers who need the widest possible standard tool chest for jobsite or truck storage can't afford a chest that runs short on width or skimps on security. The Armorgard SiteBoss Chest SB21 is built with a 60-inch profile, tamper-proof 14-gauge steel, and the trusted UltraLock and SlamStop safety features, so it delivers maximum storage without compromising security or worker safety. For anyone needing the widest standard chest in the SiteBoss line, this is the box built to hold it all.
About the SiteBoss Chest SB21
Keep your jobsite tools and equipment secured with our premium, 60-inch tool chest, the SiteBoss Chest SB21, a large and robust jobsite tool chest, weighing 242 lbs and featuring – 14-gauge steel construction with tamper-proof joints. Like many of our jobsite boxes, the SiteBoss SB21 is protected by a multi-spur locking mechanism – extreme UltraLock security, making this the .ultimate secure storage chest for jobsites and trucks. The UltraLock feature is compatible with most two-inch padlocks. We recommend pairing this job box tool chest with the MasterLock #5, American Lock A50, or other similar locks.
The SB21 60-inch tool chest not only keeps your tools safe but is also full of user-focused safety features. The dual gas struts on both sides of the box aid with opening and closing of the lid, and armorgard’s unique SlamStop lid stay feature protects workers from accidental slams.
Move your SB21 job box tool chest easily with the 4-way forklift pockets, or opt for optional crane lifting eyes or casters for easy transportation around the jobsite. See our full line of premium SiteBoss chests, available in various sizes.
Features & Specs
- The job box tool chest features extreme UltraLock protection
- Suitable for securing tools and equipment on the jobsite or truck
- Made from 14-gauge steel with a finished powder coating
- Cable pass-through point to provide power cord access
- Strong 300N gas struts for opening and closing the lid
- SlamStop lid stay for enhanced user safety.

Dimensions (W x D x H) 59.4in x 24.2in x 28.3in
Weight 242lbs
Color Black grey: RAL 7021
Suitable for Jobsite
Finished coating Powder coated
Material & thickness 14 gauge steel
How are castors fitted? Quick-fix caster plates
Other sizes available 7 other sizes
Qty of shelves as standard Not applicable

SiteBoss SB21 Job Box Tool Chest: Effortlessly Store, Organize & Access Your Tools
The SiteBoss SB21 60-inch tool chest was specifically constructed to make equipment storage and organization effortless on the jobsite and in the truck. Each detail of this jobsite tool chest was designed to ensure maximum security, avoiding damage and theft. These premium features allow for effortless accessibility, so workers can find the right tools that they need for each project.
Full Spec Sheet
| Model | SB21 |
| Dimensions | 59.4 x 24.2 x 28.3 in |
| Weight | 242 lbs |
| Material | 14-gauge steel, powder coated |
| Color | Black grey, RAL 7021 |
| Locking | Extreme UltraLock, multi-spur mechanism |
| Gas Struts | 300N, both sides |
| Transport | 4-way forklift pockets, optional casters/crane lifting eyes |
| Power Access | Cable pass-through point |
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