---
product_id: 533497628
title: "#40 Roller Chain Sprocket B Type 1/2\" Bore Rust Prevention Hardened 10 Tooth"
brand: "rhking"
price: "297 kr"
currency: DKK
in_stock: true
reviews_count: 8
url: https://www.desertcart.dk/products/533497628-40-roller-chain-sprocket-b-type-1-2-bore-rust
store_origin: DK
region: Denmark
---

# Blackened rust-proof finish for long-lasting durability 10 precision teeth for smooth power transfer Hardened teeth at HRC38-42 for ultimate wear resistance #40 Roller Chain Sprocket B Type 1/2" Bore Rust Prevention Hardened 10 Tooth

**Brand:** rhking
**Price:** 297 kr
**Availability:** ✅ In Stock

## Summary

> ⚙️ Elevate your machinery game with precision and durability that lasts!

## Quick Answers

- **What is this?** #40 Roller Chain Sprocket B Type 1/2" Bore Rust Prevention Hardened 10 Tooth by rhking
- **How much does it cost?** 297 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/products/533497628-40-roller-chain-sprocket-b-type-1-2-bore-rust)

## Best For

- rhking enthusiasts

## Why This Product

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

## Key Features

- • **Maintenance-Free Operation:** No lubrication needed, saving you time and hassle
- • **Rust & Corrosion Resistant:** Blackening treatment keeps your sprocket looking sharp and performing flawlessly
- • **Hardened Medium Carbon Steel:** AISI 1045 with heat-treated teeth for superior strength and longevity
- • **Precision Engineered 10 Teeth:** Ensures seamless chain engagement and efficient power flow
- • **Secure Fit with Dual Setscrews:** 1/2" bore with 0.125" keyway and 2 setscrews at 90° for rock-solid stability

## Overview

This #40 Roller Chain Sprocket features 10 hardened teeth made from AISI 1045 medium carbon steel with high-temperature quenching for enhanced wear resistance (HRC38-42). Its blackened surface treatment provides rust and corrosion protection, while the 1/2" bore with keyway and dual setscrews ensure a secure, maintenance-free fit ideal for long-term stable operation.

## Description

Full description not available

## Features

- ✅Size :Roller Chain Sprocket 12.7mm (1/2") Pitch,10 Teeth,1/2" Bore Diameter, 0.125" Keyway with 2 Setscrews at 90 degrees,B Type.
- ✅Material:Sprocket is made of AISI 1045 Medium Carbon Steel, gear part of high temperature quenching heat treatment, high hardness, Harden Teeth at HRC38-42,wear resistance.
- ✅Feature:Sprocket tooth surface hardening treatment, sprocket overall blackening treatment, rust, corrosion resistance.
- ✅Use: Sprocket does not need lubrication, easy maintenance, can maintain good stable operation for a long time.
- ✅Package Content :1 x Roller Chain Sprocket (included 2pcs set screw).

## Images

![#40 Roller Chain Sprocket B Type 1/2" Bore Rust Prevention Hardened 10 Tooth - Image 1](https://m.media-amazon.com/images/I/41O2MN5i1AL.jpg)
![#40 Roller Chain Sprocket B Type 1/2" Bore Rust Prevention Hardened 10 Tooth - Image 2](https://m.media-amazon.com/images/I/61ZfpHPBBHL.jpg)
![#40 Roller Chain Sprocket B Type 1/2" Bore Rust Prevention Hardened 10 Tooth - Image 3](https://m.media-amazon.com/images/I/51-pMzkwCbL.jpg)
![#40 Roller Chain Sprocket B Type 1/2" Bore Rust Prevention Hardened 10 Tooth - Image 4](https://m.media-amazon.com/images/I/61hlnnnYTkL.jpg)
![#40 Roller Chain Sprocket B Type 1/2" Bore Rust Prevention Hardened 10 Tooth - Image 5](https://m.media-amazon.com/images/I/51XxBEStF+L.jpg)

## Available Options

This product comes in different **Size, Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Heavy duty quality
*by D***K on June 16, 2025*

Used it to make a santa maria grill. Heavy duty sprocket.

### ⭐⭐⭐⭐⭐ Very durable and fit perfectly
*by C***N on March 30, 2025*

Exactly what I needed for my go kart. Very durable and fit perfectly. Works great.

### ⭐⭐⭐⭐⭐ Sprocket
*by J***E on April 1, 2025*

Great price

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**Shop now:** [https://www.desertcart.dk/products/533497628-40-roller-chain-sprocket-b-type-1-2-bore-rust](https://www.desertcart.dk/products/533497628-40-roller-chain-sprocket-b-type-1-2-bore-rust)

---

*Product available on Desertcart Denmark*
*Store origin: DK*
*Last updated: 2026-02-20*