Description
Tonnycat vous propose :
Couronne PBR acier C45 standard 4780 - 525 de PBR
Standard PBR C45 steel crown 4780 - 525
- 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
- Reduced friction
- Very strict manufacturing process















