When using the Wolf Tooth Giant Cog 40t with a Shimano rear derailleur, a longer B-screw may be needed. A longer B-screw is almost always needed when using the GC42 with a Shimano rear derailleur.
Best Price: £2.00 from Merlin Cycles
| Stockist | Catalogue Product Name | Price | |
|---|---|---|---|
| Wolf Tooth B-Screw - Silver / 25mm | £2.00 | Visit Store |
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