EK/PBR 520 MVXZ2 Chain Kit - 15/44-106 by EK CHAIN: a chain kit designed for road motorcycle transmission, intended for roadsters and machines 600–1100 cm³. Comprising an MVXZ chain with QX seals and a standard steel sprocket, it offers a replacement solution close to OEM, with a robust construction and components suitable for intense road use.
- Type: 520 chain kit (sprocket 15 / sprocket 44 / 106 links)
- Quality: Super reinforced, rivet link
- Materials: Steel/steel chain, standard steel sprocket
- Design: Lightweight side plates with holes, large diameter pins, QX seals to reduce friction
- Colour: Steel/Steel
The MVXZ chain uses QX seals and reinforced pins to limit friction losses and improve transmission efficiency. According to the manufacturer, this design allows for superior longevity compared to a standard O-ring chain. Ideal for replacing an OEM chain on roadsters, it is aimed at riders looking for a reliable part that is easy to install and suitable for regular maintenance (lubrication and tension checks).