Ark Pair Stainless Steel Bearing Protectors Buddies Dust Caps For Trailer UB
1 × $53.00 
Ark Trailer Bearing Tapered Outer Holden LM Bearing LM11949 HBS32 UB
1 × $18.70 Subtotal: $71.70
$15.40
Snap this blue plastic cap onto your 75x50mm winch post to protect against water, dirt, and rough edges—simple, smart trailer care.
In stock
The ARK WPC75 is the smaller sibling to the WPC100, made to fit 75mm x 50mm winch posts. It’s the ideal finishing piece for any trailer setup—keeping dirt and water out, while shielding hands and gear from sharp post edges.
Don’t let a simple open pipe ruin your trailer. This durable plastic cap is UV-resistant, easy to spot, and keeps the entire top end of your winch post safe and clean. It’s a small upgrade with big long-term benefits.
Protect your trailer post the smart way—top it off with ARK’s WPC75.
| Product Name | SKU | Gear Ratio | Material | Rated Load | Hook Type | Size |
|---|---|---|---|---|---|---|
| ARK Boat Winch 275kg Webbing | W273W | 3:1 | Webbing | 275kg | S Hook | 50mm x 4.5m |
| ARK Boat Winch 650kg Webbing | W654W | 4:1 | Webbing | 650kg | Forged Hook | 50mm x 7.5m |
| ARK Boat Winch 900kg Webbing | W905W | 5:1 / 1:1 | Webbing | 900kg | Snap Hook | 50mm x 7.5m |
| ARK Boat Winch 1150kg Webbing | W115125W | 12:1 / 5:1 / 1:1 | Webbing | 1150kg | Snap Hook | 65mm x 7.5m |
| ARK Boat Winch 275kg Cable | W273C | 3:1 | Steel Cable | 275kg | S Hook | 4mm x 6m |
| Post Cap – Large | WPC100 | N/A | Plastic | N/A | N/A | 100mm x 50mm |
| Post Cap – Medium | WPC75 | N/A | Plastic | N/A | N/A | 75mm x 50mm |
| Post Cap – Small | WPC50 | N/A | Plastic | N/A | N/A | 50mm x 50mm |
| Snap-On Handle for XO750 | WH210B | N/A | Replacement Handle | N/A | N/A | Snap-On |
| Dyneema Rope 2300kg | DRF56B | N/A | Dyneema | 2300kg | Snap Hook | 5mm x 6m |
| Blue Winch Strap 1870kg | SS545B | N/A | Webbing | 1870kg | S Hook | 50mm x 4.5m |
| Dyneema Rope 1300kg | DRS46B | N/A | Dyneema | 1300kg | S Hook | 4mm x 6m |
| Dyneema Rope 3500kg | DRF675B | N/A | Dyneema | 3500kg | Snap Hook | 6mm x 7.5m |
| Winch Strap 6m Forged Hook | SF56B | N/A | Webbing | 1870kg | Forged Hook | 50mm x 6m |
| Winch Strap 7.5m x 65mm | SF6575B | N/A | Webbing | 2350kg | Forged Hook | 65mm x 7.5m |
A: It’s made to fit trailer winch posts measuring 75mm x 50mm.
A: Yes, it’s built to withstand Australian sun and salt environments.
A: Absolutely. It’s a press-fit design—just push it on and you’re done.
A: Same style and material, but WPC75 is smaller for medium-size winch posts (100x50mm vs 75x50mm).
A: Yes, by sealing the top, it blocks water and dirt that can cause internal corrosion.
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