JT Sprockets Standard Steel Motorcycle Crown 520 Derbi 250 DXR / Yamaha TT 250

Whether for a replacement or a change of gearing, the sprockets and crowns JT Sprockets guarantee you high-quality transmission components and increased longevity.

• Superior quality steel crowns made from C49 carbon

Specifications:

• colour: Black
• material: Steel
• weight (g): 1025
• width (mm): 246
• height (mm): 14
• length (mm): 265
• volume (cm³): 913
• chain pitch: 520
• crown version: Reinforced
• number of teeth: 49 teeth
• number of teeth (crown): 49