These are mounted with 2 bolts. One on the left and one on the right of the caliper.
Inclusive of brake pads.
Shimano Ultegra 6810 Direct Mount Brake Caliper
The Ultegra aero brake has direct mount options for fork (front) and chainstay (rear) and claims for increased modulation.
Ultegra components offer an ideal balance of light weight and stiffness, making it the perfect choice for both enthusiast and competitive riders
Low profile aerodynamic direct mount Super SLR-EV Dual-Pivot design provides superior brake performance and light action
Enhanced brake arch proportions give a quicker linear response and increased power
Can be used on frames and forks with direct mounts
Low profile outer cable stop position improves cable routing for reduced friction
Cartridge brake shoes for easy replacement
Convex washers on the brake shoes offer toe-in brake adjustment and easy alignment
Lightweight aluminium construction, with an anodised finish to preserve the good looks
Brake type: Direct mount
Arch size: 49mm
Brake pads: Cartridge type
[front] 168g, [rear] 165g