Description
Tonnycat vous propose :
Steel C45 standard PBR crown de PBR
Steel C45 standard PBR crown 4792 - 520
- With its long-standing experience in competition in collaboration with major teams, PBR offers a range of high-quality sprockets and crowns.
- High-quality 18NCD5 steel alloy
- Highly resistant to corrosion and abrasion
- Reduced friction
- Very strict manufacturing process















