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JT Twinstar Sprockets are made from a combination of steel and lightweight aluminium.
The centre of the sprocket has a special aluminium alloy that has a resistance approximately 11 times higher than that of pure aluminium, reaching a resistance almost equal to that of steel.
It is a sprocket that mixes the durability of steel and the lightness of aluminium, achieving a weight of up to 50% less.
Available in various colours depending on the make and model of the motorcycle.
For:
YAMAHA YZ 125, YZ 250, YZ 400, YZ 426 and YZ 450