
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.
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).