Axle blocks KX125/250 03-08 KXF250 04-16, KXF450 06-15 RMZ 05-20 blue motocross The 520ERT3 is our lightest

The 520ERT3 is our lightest motocross racing chain used by AMA factory teams such as KTM

a big leap forward was made on softer terrain

Lockable in the up or down position

- TM MX 144 2T 2020 2021 2022 2023 2024

TM MX85 13-23 front

Axle blocks KX125/250 03-08 KXF250 04-16, KXF450 06-15 RMZ 05-20 blue motocross The 520ERT3 is our lightestLine your chain up precisely with these little beauties. Anodised finish for durability and precision cut alignment marks, extend your chain and sprocket life with this simple pair of adjusters Features: CNC machined anodized axle blocks. Made of A6061 T6 aluminum. Rotate using the forward and reverse positions, able to offset axle shaft 13 mm in reverse position. ( Mini size is 11 mm ) Scales on both sides of axle block for easy adjusting. Colour Blue