Description
Barton Marine 58mm Ball Bearing Rope Sheave | Boat Supply Store
Reduce friction and extend the lifespan of your rigging systems with this precision-engineered replacement sheave. This 58mm diameter unit utilizes a low-friction ball bearing system with durable Delrin balls for optimal performance. Constructed from robust, UV-resistant acetal resin, it is designed to withstand the rigors of saltwater environments, making it ideal for mainsheet systems on coastal cruisers or control lines on racing yachts.
Key Features
- Superior Friction Reduction with Delrin ball bearings
- Exceptional Durability from UV-resistant acetal resin
- 58mm Diameter for versatile application
- Engineered for Harsh Marine Use
- Reliable Replacement for Barton blocks
- Molded for Longevity against UV degradation
- Super-Low Friction Performance
- 18mm Hub Width for secure fitting
Specifications
| Product Specifications | |
|---|---|
| Overall Diameter | 58mm |
| Hub Width | 18mm |
| Bore Size | 6mm |
| Material | UV-resistant acetal resin |
| Bearing System | Ball bearing with Delrin balls |
Who This Is For
Sailors and boaters seeking a high-performance, durable replacement sheave for their existing Barton blocks or compatible marine hardware. Ideal for those prioritizing reduced friction and longevity in demanding sailing conditions.
How It Compares
| Feature | Barton Marine 58mm Ball Bearing Rope Sheave | Competitor |
|---|---|---|
| Overall Diameter | 58mm | — |
| Bearing Type | Ball Bearing (Delrin balls) | Ball bearing, Plain bearing |
| Material | UV-resistant acetal resin | Carbo (composite), Acetal |
| Hub Width | 18mm | N/A, N/A |
| Bore Size | 6mm | N/A, N/A |
Common Concerns Answered
Will this sheave fit my existing block if it's not a Barton brand?
This 58mm sheave is designed with a 6mm bore and 18mm hub width for compatibility with a range of marine hardware, though precise fitment with non-Barton blocks should be confirmed against your existing pin dimensions. Customers have reported success with compatible third-party blocks.
How does the price compare to simpler sheaves?
While the initial cost may be higher than basic plain bearing sheaves, the Barton Marine 58mm Ball Bearing Rope Sheave offers superior longevity and significantly reduced friction due to its Delrin ball bearing system and robust acetal resin construction, providing better long-term value and performance.
I have an older Barton block, will this be an exact replacement?
This sheave is an all-purpose replacement designed to fit many Barton block configurations. For older or less common models, verifying the 58mm overall diameter, 18mm hub width, and 6mm bore against your existing sheave dimensions is recommended for a guaranteed fit.
Frequently Asked Questions
What is the bore size of the Barton Marine 58mm Ball Bearing Rope Sheave?
The bore size of this sheave is 6mm.
What material is the Barton Marine 58mm Ball Bearing Rope Sheave made from?
The sheave is constructed from UV-resistant acetal resin.
What is the hub width of the Barton Marine 58mm Ball Bearing Rope Sheave?
The hub width of this sheave is 18mm.
Is this sheave UV-resistant?
Yes, it is molded from UV-resistant acetal resin to ensure durability in marine environments.
What type of bearing system does this sheave use?
This sheave features a ball bearing system utilizing Delrin balls for exceptionally low friction.
