Afam Steel Motorcycle Crown 420 Arpilia RS4 50

• The steel crowns AFAM are made from C45 type steel, then treated by quenching to increase their hardness and thus their longevity. The machining quality and the precision of the cutting make AFAM an essential global reference for motorcycle transmission components.
• Steel crown
• High-end finish and quality
• Helps to extend the life of your chain kit

Specifications:

• material: Steel
• weight (g): 540
• width (mm): 185
• height (mm): 13
• length (mm): 193
• volume (cm³): 464
• chain pitch: 420
• crown version: Reinforced
• number of teeth: 47 teeth
• number of teeth (crown): 47