The New Shimano Ultegra road brake calipers have seen some major advances in braking. The changes are evidenced by the inclusion of a revised standard caliper.
Features:
Greater braking power modulation
Brand-new super SLR-EV Dual-Pivot design brake caliper
New cartridge Brake shoe compound (R55C4) for easy replacement
Adjustable toe-in brake shoes
Spring tension adjuster
Enhanced brake arch proportions give a quicker linear response and increased power
Low profile outer cable stop position improves cable routing for reduced friction
Must be used in conjunction with super SLR levers for correct leverage ratio