Description
Tonnycat vous propose :
Steel C45 standard PBR crown de PBR
Steel C45 standard 3552 - 520 PBR Crown
PBR, experience from competition. With its long-standing experience in competition in collaboration with top teams, PBR offers a range of high-quality sprockets and crowns.
- High-quality 18NCD5 steel alloy
- Highly resistant to corrosion and abrasion
- Reduction of friction
- Very strict manufacturing process















