Here is a French manufacturer of the chain kit FRANCE EQUIPMENT PEUGEOT 103 SP 3 (6 rims sticks or 10 sticks). Originally, this scooter comes with a chain kit 11X56 teeth. Excellent quality, pinion and crown are cut in best steels in France for excellent durability (incomparable with the Asian hardware). The inner diameter of the ring is Ø98mm.
To top it off, the string kit is available with two models of chains:
-Strengthens, comes with a standard chain reinforced 415 RC
-super strengthened, comes with a chain 415 SRC
The chain kit is delivered with an already cut chain has the right size (in many link).