Towing Project Boat Trailer 3″ V Block – 12mm Bore, Black Rubber, 85 Duro (SKU: VBBK75X12)
$8.00 $25.3
Heavy-duty 3-inch black rubber V block with 12mm bore. Designed for boat trailers – 85 Duro hardness for solid bow support and impact resistance.
In stock
Towing Project Boat Trailer 3″ V Block – 12mm Bore, Black Rubber, 85 Duro (SKU: VBBK75X12)
This 3-inch black rubber V block is built tough for demanding boat trailer setups. With a central 12mm bore, it fits most standard winch posts and brackets, providing secure and stable bow support during trailering.
Manufactured from high-density 85 Duro rubber, this V block delivers the perfect balance between durability and shock absorption. Whether you’re hauling aluminium tinnies or fibreglass boats, it helps keep your vessel protected and properly aligned.
Key Specifications:
- Size: 3 inch V-block
- Bore Diameter: 12mm
- Length: 75mm
- Material: Black rubber, 85 Duro hardness
- Fitment: Standard trailer winch posts
Use Cases:
- Guides and cushions your boat’s bow while loading/unloading
- Minimizes hull damage from bumps and jolts during trailering
- Great for small to mid-size boats
Specifications Table:
(Swipe or scroll sideways on mobile)
| Feature | Details |
|---|---|
| Product Code | VBBK75X12 |
| Size | 3 Inch |
| Length | 75mm |
| Bore | 12mm |
| Material | Black Rubber |
| Rubber Hardness | 85 Duro |
Solid Support for Everyday Boating
If you’re after a dependable, no-nonsense V block that gets the job done – this is it. Tough rubber, perfect bore size, and a compact form factor make it a great fit for nearly any basic trailer setup.
Related
Frequently Asked Questions
-
Q: Will this fit my winch post?
A: If your post supports a 12mm bolt and standard V-block mount, you’re good to go! -
Q: How hard is the rubber?
A: It’s 85 Duro – firm enough to handle most loads without being too rigid. -
Q: Can I use this for fibreglass boats?
A: Yes – it’s suitable for both fibreglass and alloy hulls. -
Q: What’s the total length?
A: The block measures 75mm in length.
| Weight | 0.4 kg |
|---|---|
| Dimensions | 10 × 10 × 10 cm |
| Location | A-4-6 |
| Featured Refinements | |
| Manufacturer Part Number | |
| Brand |
Is This the Right Product for You?
Recommended if you:
- Own a small to medium-sized boat
- Need a compact V block with 12mm bore for your trailer setup
- Prefer solid, durable black rubber over poly or softer materials
Not recommended if you:
- Have a winch post with larger bore size requirements
- Prefer a non-marking or colour-coded block for light hulls
- Need a V block longer than 75mm for bigger bows
▶ Click to view full V Block Comparison Table (Mobile-friendly & scrollable)
(Swipe left/right to view on mobile)
| Model | Size | Material | Bore | Length | Mark-Free | Hardness | Best For | Not Ideal For | Product Link |
|---|---|---|---|---|---|---|---|---|---|
| ARK Black Rubber (SKU: 5540) | 4” | Black Rubber | Standard | Approx 100mm | ❌ | Firm | General trailer use | White hulls, marking-sensitive | View |
| Dunbier Yellow Poly | 4” | Yellow Poly | Standard | Standard | ✅ | Medium Soft | Fibreglass, light-coloured boats | Heavy boats | View |
| TP 3″ Black Rubber | 3” | Black Rubber | 12mm | 75mm | ❌ | Firm (85 Duro) | Small/medium boats | Mark-sensitive boats | View |
| TP Large Black Rubber | Large | Black Rubber | 12mm | – | ❌ | Firm (85 Duro) | Heavier boats | Small hulls, white hulls | View |
| ARK Red Poly (SKU: 5548) | 4” | Red Poly | Standard | Approx 100mm | ✅ | Soft | Fibreglass, inflatable, alloy | Extra heavy boats | View |
| TP 2″ Red Poly | 2” | Red Poly | 12mm | 50mm | ✅ | Soft | Jet skis, inflatables, dinghies | Large boats | View |
| TP 3″ Red Poly | 3” | Red Poly | 14mm | 75mm | ✅ | Soft | Mid-size fibreglass, alloy | Too small for heavy hulls | View |
| TP 110mm Large Red Roller | 110mm | Red Poly | 20mm | – | ✅ | Soft | Large boats, wide bow, big trailers | Small trailers, narrow brackets | View |

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