Boat Trailer Blue Vee Roller 8″ Polyethylene 21mm Bore – Concave Non-Marking Guide (SKU: VRBB200X21)
$14.00 $27.59
Heavy-duty 8″ blue polyethylene Vee roller with 21mm bore. Designed for accurate keel alignment on boat trailers. Concave shape, non-marking and UV resistant.
In stock
The 8″ Blue Vee Roller (VRBB200X21) is the ultimate keel guide for boat trailers, featuring a concave profile that perfectly centers your hull.
Made from tough, UV-stable blue polyethylene, this roller offers long-lasting support and protection during loading, launching, and transport.
Vee rollers are positioned at the keel contact points and help align the boat to the trailer while evenly distributing weight.
Ideal for use with aluminum or fiberglass boats, especially in rough or angled boat ramps where precise guidance is crucial.
Its 21mm bore suits most standard roller brackets, while the smooth blue finish ensures no scuff marks on your hull.
Specifications:
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| Feature | Details |
|---|---|
| Product Code | VRBB200X21 |
| Type | Concave / Vee Roller |
| Size | 8 inch (200mm) |
| Bore Size | 21mm |
| Material | Blue Polyethylene (Non-marking) |
| Finish | Smooth Blue |
Whether you’re upgrading your trailer or replacing worn-out parts, this vee roller ensures smoother launches, better alignment, and hull protection that lasts.
Frequently Asked Questions
- What is a vee roller used for?
Vee rollers guide the keel of your boat during loading and unloading, keeping it centered on the trailer. - Is the blue poly safe for fiberglass?
Yes, it’s non-marking and ideal for all hull finishes including fiberglass and painted surfaces. - Will this fit my trailer?
If your bracket supports a 21mm bore roller, this will fit perfectly. Always measure before ordering. - Can I install this myself?
Yes! It’s a simple swap-in replacement for your existing roller.
| Weight | 1 kg |
|---|---|
| Dimensions | 10 × 10 × 10 cm |
| Location | A-6-6 |
| Featured Refinements | |
| Manufacturer Part Number | |
| Brand |
Is This the Right Roller for You?
Recommended For:
- Boat owners needing accurate keel alignment
- Aluminum, fiberglass or painted hulls
- Trailers fitted with 21mm roller shafts
- Users launching from rough or angled ramps
Not Recommended For:
- Very small boats that don’t require keel guidance
- Users with 17mm shaft trailer setups
Installation Tips:
- Ensure your existing bracket accepts 21mm bore rollers.
- Remove the old roller and clean the shaft thoroughly.
- Slide the new roller in, add spacers if necessary, and secure in place.
- Spin it freely to check alignment before trailering your boat.
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