This is a brand new reinforced transmission belt type X specially manufactured by Kitaco co. in Osaka Japan.
It is designed for Honda PCX125 scooter with racing pulley
Please refer to your own specific vehicle and engine for compatibility
Brand new in box.
Here are several technical informations from manufacturer:

DESCRIPTION
DRIVE BELT EXCLUSIVELY DESIGNED FOR HIGH SPEED PULLEY.
※NOT FOR STOCK PULLEY
※CHECK BELT EVERY 3000km AND EXCHANGE WITH NEW ONES WHEN WORN

REMARKS
○APPLICABLE GENUINE NUMBER:23100-KWN-901


APPLICATION
PCX125
FNO,JF28-1000001~1099999
PCX125
FNO,JF28-1100001~