The Onyx Heavy-Duty Belt
₨ 3,199
Specs
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Style Number: ML-HB-0101
- Collection / Category: Hotbul Category
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Brand: Mongol Leather
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Width: 1.5″ (Approximately 40mm)
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Thickness: ~.14″ to .16″ (3.5mm to 4.0mm)
Note: The thicknesses shown are approximate and are used to compare different style belts. Actual thickness varies from hide to hide due to natural leather variations in full-grain hides.
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Leather Weight: ~9-10 oz
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Leather Ply: Solid 1-Piece Full Grain Leather
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Country Of Manufacture: Proudly Made in Pakistan
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Leather Color: Deep Black
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Interchangeable Buckle: Yes (Removable via Chicago Screws)
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Hardware: 1.5″ High-Shine Chrome Finished Buckle (Non-Magnetic)
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Screws: Single Chicago Screw Construction
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Belt Keeper: 1.5″ Matching Deep Black Leather Keeper
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Number Of Holes and Spacing: 5 Heavy-Duty Holes Spaced 1″ on Center
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Warranty: Lifetime Durability Guarantee
| Color | Deep Black |
|---|---|
| Sizing | 32, 34, 36, 38, 40, 42, 44, 46 |
Belt Sizing Chart
Find Your Perfect Fit
The rule is simple: Order 2 inches larger than your current pants size. Example: If you wear a size 34 jean, order a size 36 belt.
| Pants Waist Size | Order Belt Size | Total Leather Length (Excluding Buckle) |
| 30" | 32 | 38" |
| 32" | 34 | 40" |
| 34" | 36 | 42" |
| 36" | 38 | 44" |
| 38" | 40 | 46" |
| 40" | 42 | 48" |
| 42" | 44 | 50" |
| 44" | 46 | 52" |
The belt engineered like a boulder, built to last you the rest of your life.
Looking for a black leather belt that won’t crack, split, or tear at the holes after a few months? Need a rugged strap that won’t stretch, twist, or sag when you’re carrying a tool pouch, holster, or heavy daily gear? Well, here you go.
The Onyx Work Belt is built to take absolutely whatever you can throw at it. Handcrafted from a massive, solid piece of ~13 oz. premium full-grain leather, this belt refuses to give in like flimsy department store alternatives. Sliced directly from the toughest hides, it yields a single-layer construction so durable it will likely be handed down to your kids.
What sets The Onyx apart is its striking contrast and functional engineering. It is accented with a mirror-polished, high-shine chrome buckle that looks incredibly sharp against the deep black leather. Even better? The hardware is completely non-magnetic. You can step right through secure airport terminals, courthouse checkpoints, or high-security work zones without the hassle of removing your belt.
Held together by heavy-duty dual Chicago screws, the buckle can easily be swapped out whenever you want to change up your style. Stop wasting money on synthetic, bonded-leather replacements every six months. Buy it once. Wear it forever.
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Ultra-Thick Full Grain Leather: Solid 1-piece construction (~9-10 oz. weight) that won’t stretch or sag.
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Non-Magnetic Chrome Hardware: Mirror-polished premium buckle lets you breeze through security checkpoints.
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True 1.5″ (40mm) Width: Fits perfectly into virtually all standard denim, tactical, and work pant loops.
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Heirloom Quality: Handcrafted durability proudly made to stand the test of time.
Related products
The Highland
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SKU / Style Number: ML-FG-0201
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Collection / Category: Finegrain Series
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Brand: Mongol Leather
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Width: 1.35" (~35mm)
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Thickness: 3.5mm
> Note: Actual thickness may vary slightly due to the natural, organic variations found in authentic full-grain buffalo hides.
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Leather Ply: Solid 1-Piece Full-Grain Leather
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Country Of Manufacture: Pakistan
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Leather Type: Premium Full-Grain Buffalo Hide
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Interchangeable Buckle: Yes
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Hardware: 1.35" Brushed Gunmetal Buckle (Non-Magnetic)
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Screws: Single Chicago Screw Construction
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Belt Keeper: 1.35" Matching Full-Grain Leather Keeper
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Number Of Holes: 5 Holes Standard
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Warranty: Lifetime Leather Integrity Guarantee
The Kaiman
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SKU / Style Number: ML-HB-0102
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Collection / Category: Hotbul
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Brand: Mongol Leather
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Width: 1.5" (~40mm)
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Thickness: 3.5mm – 4.0mm
> Note: Actual thickness may vary slightly due to the organic variations in authentic full-grain leather hides prior to the embossing process.
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Leather Ply: Solid 1-Piece Full-Grain Leather (Crocodile Embossed Texture)
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Country Of Manufacture: Pakistan
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Leather Type: Premium Full-Grain Local Hide
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Interchangeable Buckle: Yes
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Hardware: 1.5" Brushed Gunmetal Buckle (Non-Magnetic)
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Screws: Single Chicago Screw Construction
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Belt Keeper: 1.5" Matching Full-Grain Leather Keeper
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Number Of Holes: 5 Holes Standard
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Warranty: Lifetime Leather Integrity Guarantee
The Maize
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SKU / Style Number: ML-HB-0103
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Collection / Category: Hotbul
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Brand: Mongol Leather
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Width: 1.5" (~40mm)
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Thickness: 3.5mm – 4.0mm
> Note: Actual thickness may vary slightly due to the organic variations in authentic full-grain leather hides prior to the embossing process. * Leather Ply: Solid 1-Piece Full-Grain Leather (Maize Pattern Embossed Texture)
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Country Of Manufacture: Pakistan
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Leather Type: Premium Full-Grain Local Hide
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Interchangeable Buckle: Yes
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Hardware: 1.5" Brushed Silver Buckle (Non-Magnetic)
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Screws: Single Chicago Screw Construction
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Belt Keeper: 1.5" Matching Full-Grain Leather Keeper
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Number Of Holes: 5 Holes Standard
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Warranty: Lifetime Leather Integrity Guarantee
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The Pallet
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SKU / Style Number: ML-HB-0105
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Collection / Category: Hotbul
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Brand: Mongol Leather
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Width: 1.5" (~40mm)
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Thickness: 3.5mm – 4.0mm
> Note: Actual thickness may vary slightly due to the organic variations in authentic full-grain leather hides prior to the embossing process.
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Leather Ply: Solid 1-Piece Full-Grain Leather (Pallet Block Embossed Texture)
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Country Of Manufacture: Pakistan
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Leather Type: Premium Full-Grain Local Hide
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Interchangeable Buckle: Yes
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Hardware: 1.5" Brushed Gunmetal Buckle (Non-Magnetic)
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Screws: Single Chicago Screw Construction
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Belt Keeper: 1.5" Matching Full-Grain Leather Keeper
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Number Of Holes: 5 Holes Standard
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Warranty: Lifetime Leather Integrity Guarantee
The Stream
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SKU / Style Number: ML-HB-0104
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Collection / Category: Hotbul
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Brand: Mongol Leather
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Width: 1.5" (~40mm)
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Thickness: 3.5mm – 4.0mm
> Note: Actual thickness may vary slightly due to the organic variations in authentic full-grain leather hides prior to the embossing process.
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Leather Ply: Solid 1-Piece Full-Grain Leather (Linear Stream Embossed Texture)
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Country Of Manufacture: Pakistan
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Leather Type: Premium Full-Grain Local Hide
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Interchangeable Buckle: Yes
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Hardware: 1.5" Brushed Gunmetal Buckle (Non-Magnetic)
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Screws: Single Chicago Screw Construction
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Belt Keeper: 1.5" Matching Full-Grain Leather Keeper
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Number Of Holes: 5 Holes Standard
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Warranty: Lifetime Leather Integrity Guarantee
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