---
product_id: 199907359
title: "Nautos 95303-00 R| 4:1 Mainsheet System Set - Plain line Blocks- 45mm sheave. Rope Included."
brand: "nautos"
price: "$678.54"
currency: USD
in_stock: true
reviews_count: 2
category: "Nautos"
url: https://www.desertcart.ec/products/199907359-nautos-95303-00-r-4-1-mainsheet-system-set-plain
store_origin: EC
region: Ecuador
---

# 65' pre-stretched mainsheet rope 4:1 mechanical advantage 1000 lbs working load Nautos 95303-00 R| 4:1 Mainsheet System Set - Plain line Blocks- 45mm sheave. Rope Included.

**Brand:** nautos
**Price:** $678.54
**Availability:** ✅ In Stock

## Summary

> ⚓ Elevate your sailing game with effortless power and precision!

## Quick Answers

- **What is this?** Nautos 95303-00 R| 4:1 Mainsheet System Set - Plain line Blocks- 45mm sheave. Rope Included. by nautos
- **How much does it cost?** $678.54 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/199907359-nautos-95303-00-r-4-1-mainsheet-system-set-plain)

## Best For

- nautos enthusiasts

## Why This Product

- Trusted nautos brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Durable 45mm Sheave:** Smooth operation ensured by a robust composite and stainless steel build.
- • **Precision 4:1 Power:** Maximize control with a high-efficiency mechanical advantage system.
- • **Compact & Lightweight:** Ideal for dinghies and small sailboats, combining strength with portability.
- • **Heavy-Duty Load Capacity:** Handles up to 1000 lbs working load and 2250 lbs breaking load with confidence.
- • **Ready-to-Use Rope Included:** 65 feet of pre-stretched mainsheet line for immediate setup.

## Overview

The Nautos 95303-00 4:1 Mainsheet System Set features a 45mm sheave with a composite and stainless steel construction, delivering a reliable mechanical advantage for sail control. It includes a 65-foot pre-stretched mainsheet rope, supports a working load of 1000 lbs, and a breaking load of 2250 lbs, making it a durable and ready-to-install solution for small to medium sailboats.

## Description

95303-00 | 4:1 Mainsheet System set - 45mm sheave. Long last. A perfect combination of composite and stainless steel

Review: Good but wildly overpriced - I'm glad to see the suppliers in China finally starting to offer these components at realistic prices. This is one is indeed quality and I indeed paid too much for it.
Review: Way too small - MAYBE big enough for a dinghy… way too small for what I need.

## Features

- 1 fiddle swivel with cam cleat and becket Ratchet
- 1 fiddle swivel
- 65' 5/16" Pre-stretched mainsheet line rope. ( color may vary)
- Working load 1000 lbs
- Breaking load 2250 Lbs

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B083ZHJCFQ |
| Best Sellers Rank | #795,911 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #644 in Sailing Hardware |
| Brand Name | Nautos |
| Customer Reviews | 4.2 4.2 out of 5 stars (14) |
| Date First Available | January 17, 2020 |
| Manufacturer | NAUTOS |
| Size | One Size |

## Images

![Nautos 95303-00 R| 4:1 Mainsheet System Set - Plain line Blocks- 45mm sheave. Rope Included. - Image 1](https://m.media-amazon.com/images/I/31y1t4iGSNL.jpg)

## Questions & Answers

**Q: How many feet of rope is included?**
A: 65' 5/16" Pre-stretched mainsheet line rope. ( color may vary) Polyester/ Polyester. Also can be customized

**Q: Does the system include everything shown (two fiddle blocks, one with cleat and line)? Can the cam cleat mount be flipped to cleat from the other way?**
A: I don't think so with regard to flipping the cam cleat. Yes, everything you see is what I received when I purchased the unit.

**Q: description says "plain line" blocks; are there plain bearing blocks or ball bearing blocks?**
A: No Ball bearing block for more capacity at the working load.

## Customer Reviews

### ⭐⭐⭐⭐ Good but wildly overpriced
*by H***P on July 25, 2022*

I'm glad to see the suppliers in China finally starting to offer these components at realistic prices. This is one is indeed quality and I indeed paid too much for it.

### ⭐ Way too small
*by L***0 on October 7, 2022*

MAYBE big enough for a dinghy… way too small for what I need.

## Frequently Bought Together

- Nautos 95303-00 R| 4:1 Mainsheet System Set - Plain line Blocks- 45mm sheave. Rope Included.
- Seachoice Stainless Steel Cotter Ring Kit, 66 Piece, All Popular Sizes

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**Shop now:** [https://www.desertcart.ec/products/199907359-nautos-95303-00-r-4-1-mainsheet-system-set-plain](https://www.desertcart.ec/products/199907359-nautos-95303-00-r-4-1-mainsheet-system-set-plain)

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*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-04-22*