The Shimano R8100 Ultegra Rim Brake Calliper offers an ideal balance of light weight and stiffness, making it the perfect choice for both enthusiast and competitive riders.

• Dual-pivot calliper brake with super slr-ev design for quick linear response, increased rigidity and improved braking power
• Must be used in conjunction with super slr levers for correct leverage ratio
• Enhanced brake arch proportions give a quicker linear response and increased power
• Low profile outer cable stop position improves cable routing for reduced friction
• Spring tension adjuster for precision set-up
• Adjustable toe-in on the brake shoes for easy set up
• Added clearance for compatibility with 28c tire size