The KCM Roller Chain 5/8 Inch Pitch x 1/4 Inch W Heavy Simplex – Premium 10FT (520H/KCM) is a heavy-duty roller chain designed for motorcycle, ATV and high-performance drive applications requiring compact width with increased tensile strength. Featuring a 5/8″ (15.875 mm) pitch and 1/4″ inner width, this 520H heavy-series chain delivers enhanced durability and improved shock load resistance compared to standard 520 chains.
Manufactured by KCM using precision heat-treated alloy steel components and reinforced heavy-duty side plates, the 520H/KCM chain is built to handle high torque and demanding operating conditions. The heavy-series construction increases fatigue strength while maintaining smooth power transfer and reliable performance. Supplied in a premium 10 ft boxed length, it’s ideal for custom builds, race applications and heavy-duty drive system repairs.
Product Type: Heavy Simplex Roller Chain
Brand: KCM
Model / Part Number: 520H/KCM
Pitch: 5/8″ (15.875 mm)
Inner Width: 1/4″ (6.35 mm)
Series: 520H Heavy Series
Length: 10 ft Premium Box
Material: Heat-treated high-grade alloy steel with heavy-duty side plates
Application: Motorcycles, ATVs, powersports, industrial machinery
► Key Features
‣ 5/8″ pitch x 1/4″ width heavy-series configuration
‣ Reinforced side plates for increased tensile strength
‣ Precision heat-treated pins, bushings and rollers for enhanced durability
‣ Designed for high-torque and shock-load applications
‣ Supplied in convenient 10 ft boxed length for workshop and custom use
► Why Tradies Buy This
‣ Stronger alternative to standard 520 roller chains
‣ Reliable performance in high-load drive systems
‣ Ideal for performance upgrades and heavy-duty repairs
‣ Durable construction reduces wear and maintenance downtime
‣ Backed by Industrial Shed’s fast dispatch and trade support
► Stock won’t last — get yours now at Industrial Shed!
At Industrial Shed, we know you need your gear fast and without the runaround. Here’s what makes our shipping better:
Local Delivery, Done In-House: If you're on the Mornington Peninsula, we handle delivery ourselves—no middlemen, no delays. Get your tools the same day or next day, straight from our team to your door.
Nationwide Reach, Reliable Partners: Need it shipped across Australia? We work with top couriers to offer standard and express options, so you get your order when you need it.
Track Every Step: You’ll get a tracking number the moment your order ships. No guessing—just a clear view of where your delivery’s at.
Service with a Real Human Touch: Got special delivery needs? Give us a shout. We’re here to make it happen, no fuss.
With Industrial Shed, you're not just another package in the mail. We get your order to you fast, safe, and with the reliability you expect.
For more information, visit Shipping Details: The Essentials.
At Industrial Shed, we keep things simple. If something’s not right or you’re not satisfied, we’ll sort it out—fast and easy.
What Sets Us Apart?
Fast Turnaround: We don’t mess around. When you need to return an item, we process it quickly so you’re not left waiting. Our goal is to get your refund or exchange sorted fast so you can get back to work.
Local Touch: For customers on the Mornington Peninsula, we offer the added benefit of in-store returns for quicker resolution. No shipping hassles—just bring it back to us, and we’ll handle the rest.
No-Nonsense Support: We make returns and refunds straightforward. If there’s a problem, you won’t be stuck in endless back-and-forths. We’re hands-on and get it sorted with minimal hassle.
Clear Policies, No Surprises: We believe in being upfront. Our return and refund policy is clear, so you know exactly what’s covered—whether it’s warranty claims, special orders, or regular returns. You’ll never be left guessing.
Built for Tradies: We understand the demands of the job, so we’re all about making returns and refunds simple, quick, and no fuss—because downtime is the last thing you need.
For more information, visit Returns & Refunds: Straight Talk.
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