0920 BST / Marchesini race wheel sprockets, 520 chain.
0920 BST / Marchesini race wheel sprockets. Measures center hole 76mm (2.92 in.) bolt circle 100mm (3.937 in.) with 5 bolt holes 10mm (0.393 in.) LIMITED TO STOCK ON HAND.
Note: Please measure your sprocket and or sprocket hub to check sizing and compare to our sprocket dimensions shown above.
- Aluminum 7075-T651.:
- Lightening hole design may vary. :
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