D.I.D. – 520 ERT3 Chain Master Link

The 520 ERT3 Chain Master Link is the small but critical piece that keeps your high-performance chain locked together.

*Master links are NOT interchangeable between chain models* DID 520ERT3 Connecting Link D.I.D’s 520ERT3 is the #1 selling motocross chain and is used by factory race teams such as Monster Energy Kawasaki, Star Racing Yamaha, Honda HRC, Troy Lee Designs/Red Bull GasGas, Red Bull KTM, Factory HEP Suzuki and more! Because of its strength/weight ratio, this is the go-to chain for riders across a multitude of racing disciplines, especially among the 250 class.

Why We Like It

We like how easy it is to keep a spare in the toolbox or track bag in case you need it.

Why Itll Work for You

If you ever damage or remove a link, having a proper replacement master link on hand can save a ride day.

Variants / Options

Sized to match specific chain pitch and model, so always verify compatibility before installing.

Key Features

• Built to match the strength and spec of the main chain, it gives you a secure connection when installing or swapping chains.
• Built for riders who want reliable performance and long-term durability.