---
product_id: 552889116
title: "Extension Ladder Pulley Kit Compatible with Werner 31-12 Extension Ladder Replacement Pulley Assembly Aluminum and Fiberglass Extension Ladder Parts"
brand: "grongu"
price: "303 zł"
currency: PLN
in_stock: true
reviews_count: 5
category: "Grongu"
url: https://www.desertcart.pl/products/552889116-extension-ladder-pulley-kit-compatible-with-werner-31-12-extension
store_origin: PL
region: Poland
---

# Durable aluminum & fiberglass build Precision-engineered pulley assembly Easy DIY installation kit Extension Ladder Pulley Kit Compatible with Werner 31-12 Extension Ladder Replacement Pulley Assembly Aluminum and Fiberglass Extension Ladder Parts

**Brand:** grongu
**Price:** 303 zł
**Availability:** ✅ In Stock

## Summary

> 🧗‍♂️ Elevate your ladder game with effortless strength and style!

## Quick Answers

- **What is this?** Extension Ladder Pulley Kit Compatible with Werner 31-12 Extension Ladder Replacement Pulley Assembly Aluminum and Fiberglass Extension Ladder Parts by grongu
- **How much does it cost?** 303 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/552889116-extension-ladder-pulley-kit-compatible-with-werner-31-12-extension)

## Best For

- grongu enthusiasts

## Why This Product

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

## Key Features

- • **Trusted Quality:** 4.4-star rated with proven reliability
- • **Rugged Durability:** High-quality materials resist impact and wear
- • **Optimized Performance:** Smooth pulley action for safer ladder operation
- • **Effortless Installation:** Step-by-step guide for quick, glove-safe setup
- • **Universal Compatibility:** Fits Werner, Keller, Louisville ladders seamlessly

## Overview

The GRONGU Extension Ladder Pulley Kit is a robust, precision-crafted replacement part compatible with top aluminum and fiberglass ladder brands like Werner, Keller, and Louisville. Engineered for durability and easy installation, this kit ensures smooth pulley operation and long-lasting performance, backed by a strong 4.4-star customer rating.

## Description

GRONGU Extension Ladder Pulley Kit Aluminum and Fiberglass Extension Ladder Parts Compatibility Extension ladder pulley kit compatible with Werner, Keller, Louisville aluminum and fiberglass extension ladders. Used on the following models: For Werner 1FCF6, 1FCF7, 3W139, 3W140, 41D257, 41D258, 4GNK9, 4XN89, 4XP01, and more. For Keller: 3552, 5120, L-2324-20, L-2324-16, 3520 and so on. Package Include 1×Installation instructions 1×The pully assembly 1×The rung bracket (bendable) 1×Lock nut 1×The machine screw 1×The pop rivet (for fixing) Installation instructions The aluminum fiberglass extension ladder pulley kit is easy to install. Thread the machine screw through one end of the bendable rung bracket and through the pulley assembly before coming out of the other end of the rung bracket. Then, a lock nut is located at the bottom end of the machine screw, and the lock nut is tightened enough with a wrench to hold everything in place. Please remember to wear gloves to protect your hands during installation. High Quality Replacement for Werner ladder flipper springs bolts kits are made of high-quality materials that are sturdy, damage resistant and long use life.It can continue to be used even after impact and scuffing.

Review: Fits most model aluminum extension ladderd
Review: Good quality replacement

## Features

- 【Compatibility】Extension ladder pulley kit 31-12 compatible with Werner, Keller, Louisville aluminum and fiberglass extension ladders. Used on the following models: For Werner 1FCF6, 1FCF7, 3W139, 3W140, 41D257, 41D258, 4GNK9, 4XN89, 4XP01, and more. For Keller: 3552, 5120, L-2324-20, L-2324-16, 3520 and so on.
- 【Unique Designs】The pulley kit is designed for aluminum extension ladder. Easy to install and repair ladders. During installation, it is recommended to wear gloves to protect your hands.
- 【High Quality】Replacement for Werner extension ladder pulley assembly is made of high-quality materials that are sturdy, damage resistant and long use life.It can continue to be used even after impact and scuffing.
- 【Installation instructions】The aluminum fiberglass extension ladder pulley kit is easy to install. Thread the machine screw through one end of the bendable rung bracket and through the pulley assembly before coming out of the other end of the rung bracket. Then, a lock nut is located at the bottom end of the machine screw, and the lock nut is tightened enough with a wrench to hold everything in place.
- 【After-Sale Service】If you have any questions about this ladder pulley kit, please feel free to contact us, we will answer you with the fastest speed.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BYJ8H9Z4 |
| Brand | GRONGU |
| Colour | Argent |
| Customer Reviews | 4.4 out of 5 stars 85 Reviews |
| Enclosure Material | Aluminium |
| Item Dimensions W x H | 48W x 69H Millimeters |
| Item Type Name | 31-12 |
| Item Weight | 0.28 Kilograms |
| Manufacturer | GRONGU |
| Material | Aluminium |
| Maximum Height | 8.5 Feet |
| Other Special Features of the Product | Unique Design, High Quality Materials |
| Product Dimensions | 48W x 69H Millimeters |
| Special Feature | Unique Design, High Quality Materials |
| UPC | 768443628693 |
| Unit Count | 1.00 Count |

## Product Details

- **Brand:** GRONGU
- **Colour:** Argent
- **Material:** Aluminium
- **Product Dimensions:** 48W x 69H Millimeters
- **Special Feature:** Unique Design, High Quality Materials

## Images

![Extension Ladder Pulley Kit Compatible with Werner 31-12 Extension Ladder Replacement Pulley Assembly Aluminum and Fiberglass Extension Ladder Parts - Image 1](https://m.media-amazon.com/images/I/61j+coi-P4L.jpg)
![Extension Ladder Pulley Kit Compatible with Werner 31-12 Extension Ladder Replacement Pulley Assembly Aluminum and Fiberglass Extension Ladder Parts - Image 2](https://m.media-amazon.com/images/I/71Qjseg0dCL.jpg)
![Extension Ladder Pulley Kit Compatible with Werner 31-12 Extension Ladder Replacement Pulley Assembly Aluminum and Fiberglass Extension Ladder Parts - Image 3](https://m.media-amazon.com/images/I/71UGCNoiTUL.jpg)
![Extension Ladder Pulley Kit Compatible with Werner 31-12 Extension Ladder Replacement Pulley Assembly Aluminum and Fiberglass Extension Ladder Parts - Image 4](https://m.media-amazon.com/images/I/71fvpxqXDKL.jpg)
![Extension Ladder Pulley Kit Compatible with Werner 31-12 Extension Ladder Replacement Pulley Assembly Aluminum and Fiberglass Extension Ladder Parts - Image 5](https://m.media-amazon.com/images/I/717wBdDJA9L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Fits most model aluminum extension ladderd
*by A***R on 18 September 2024*



### ⭐⭐⭐⭐⭐ Good quality replacement
*by R***N on 10 August 2025*



### ⭐⭐⭐⭐⭐ Poor instructions
*by B***. on 18 October 2024*



## Frequently Bought Together

- 31-12 Extension Ladder Pulley Kit Compatible with Werner Extension Ladder Replacement Pulley Assembly,Ladder Pulley Fit for Werner Keller Aluminum & Fiberglass Extension Ladder,Extension Ladder Parts
- GRONGU Extension Ladder Rope Replacement Compatible with Werner AC30-2 Extension Ladder Replacement Ropes Part Accessories for All Extension Ladders Up to 40 Foot with Single Pulley - 1 Pack
- Shuisen 29-1 Extension Ladder Lock Flipper Kit for Werner/Louisville/Keller Aluminum and Fiberglass Extension Ladders, Extension Ladder Parts Replacement for Werner Flippers

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---

*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-03-19*