---
product_id: 543130522
title: "Blue Shark 2250-38mm Single Swivel Aluminum Sailing Block - Max Line: 3/8” (10 mm), Safe Working Load (SWL): 900 lbs, Breaking Load: 2200 lbs (5-Pack)"
brand: "blueshark"
price: "¥31243"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/543130522-blue-shark-2250-38mm-single-swivel-aluminum-sailing-block-max
store_origin: JP
region: Japan
---

# 38mm size SWL 900 lbs 360° swivel Blue Shark 2250-38mm Single Swivel Aluminum Sailing Block - Max Line: 3/8” (10 mm), Safe Working Load (SWL): 900 lbs, Breaking Load: 2200 lbs (5-Pack)

**Brand:** blueshark
**Price:** ¥31243
**Availability:** ✅ In Stock

## Summary

> 🌊 Elevate Your Sailing Game with BlueShark Blocks!

## Quick Answers

- **What is this?** Blue Shark 2250-38mm Single Swivel Aluminum Sailing Block - Max Line: 3/8” (10 mm), Safe Working Load (SWL): 900 lbs, Breaking Load: 2200 lbs (5-Pack) by blueshark
- **How much does it cost?** ¥31243 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/543130522-blue-shark-2250-38mm-single-swivel-aluminum-sailing-block-max)

## Best For

- blueshark enthusiasts

## Why This Product

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

## Key Features

- • **Unmatched Durability:** Crafted from high-strength aluminum with a hardcoat anodized finish, these blocks are built to last.
- • **Lightweight Yet Robust:** Weighing only 15 oz, these blocks are easy to handle without compromising on strength.
- • **Superior Load Capacity:** With a Safe Working Load (SWL) of 900 lbs and a Maximum Working Load (MWL) of 2200 lbs, tackle any sailing challenge with confidence.
- • **Versatile Swivel Design:** The head can be fixed at 0°, 90°, or left free to swivel 360°, providing flexibility for all your sailing needs.
- • **Complete Set for Convenience:** This 5-pack ensures you have all the blocks you need for your small boat adventures.

## Overview

The BlueShark2250 Sailing Pulley Blocks come in a convenient 5-pack, featuring high-strength aluminum construction, Delrin balls, and 316 stainless steel hardware. Designed for small boats, these blocks offer a maximum rope line of 3/8" (10 mm) and a lightweight design at just 15 oz. With a SWL of 900 lbs and MWL of 2200 lbs, they are the perfect upgrade from plastic blocks, ensuring reliability and performance on the water.

## Description

Blue Shark 2250-38mm Single Swivel Aluminum Sailing Block - Max Line: 3/8” (10 mm), Safe Working Load (SWL): 900 lbs, Breaking Load: 2200 lbs (5-Pack)

## Features

- 5pcs blocks for each package, suggest retail price is 23.5.
- Aluminum material with high strength, fully hardcoat anodized, The Delrin balls and 316 stainless steel hardware are suitable for small boats and will not only satisfied customer basic requirement. Being of much higher quality than plastic blocks, they are the perfect replacement.
- Maximum rope line 3/8"㏑ ; 10 mm
- SWL 900 lbs, MWL 2200lbs. Weight 15 oz.
- Head can be fixed at 0° , 90° or left it free to swivel 360°

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Size | 38mm |
| Team | Blueshark |
| Batteries Included? | No |
| Brand | BlueShark |
| Manufacturer | BlueShark Marine Co., Ltd |
| Package Dimensions | 23.19 x 12.8 x 4.29 cm; 431 Grams |
| ASIN | B0B29DLWWM |

## Images

![Blue Shark 2250-38mm Single Swivel Aluminum Sailing Block - Max Line: 3/8” (10 mm), Safe Working Load (SWL): 900 lbs, Breaking Load: 2200 lbs (5-Pack) - Image 1](https://m.media-amazon.com/images/I/71yMHYBN-rL.jpg)
![Blue Shark 2250-38mm Single Swivel Aluminum Sailing Block - Max Line: 3/8” (10 mm), Safe Working Load (SWL): 900 lbs, Breaking Load: 2200 lbs (5-Pack) - Image 2](https://m.media-amazon.com/images/I/610JzcynGtL.jpg)
![Blue Shark 2250-38mm Single Swivel Aluminum Sailing Block - Max Line: 3/8” (10 mm), Safe Working Load (SWL): 900 lbs, Breaking Load: 2200 lbs (5-Pack) - Image 3](https://m.media-amazon.com/images/I/71Csli27BJL.jpg)
![Blue Shark 2250-38mm Single Swivel Aluminum Sailing Block - Max Line: 3/8” (10 mm), Safe Working Load (SWL): 900 lbs, Breaking Load: 2200 lbs (5-Pack) - Image 4](https://m.media-amazon.com/images/I/61iLbbVSPDL.jpg)
![Blue Shark 2250-38mm Single Swivel Aluminum Sailing Block - Max Line: 3/8” (10 mm), Safe Working Load (SWL): 900 lbs, Breaking Load: 2200 lbs (5-Pack) - Image 5](https://m.media-amazon.com/images/I/613N-QDpNRS.jpg)

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**Shop now:** [https://www.desertcart.jp/products/543130522-blue-shark-2250-38mm-single-swivel-aluminum-sailing-block-max](https://www.desertcart.jp/products/543130522-blue-shark-2250-38mm-single-swivel-aluminum-sailing-block-max)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-14*