Shimano BR-R451 57mm Drop Brake Calipers
This is a good value 57mm drop brake caliper. The super SLR dual pivot design keeps operating friction to a minimum, improving braking performance.
- Enhanced brake arch proportions give a quicker linear response and increased power
- 57mm drop. Lightweight aluminium calliper design with tough anodised finish
- Toe-in adjustable brake shoes for perfect pad alignment
- Durable quick release for fast and easy wheel removal
- Sold as a pair
- Comes with 10.5/12.5/18 and 27mm sunken nut