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Tech 3 E4 Duo Disc Brake & Lever SetThe Tech 3 Duo offers total independency between the front and rear calipers
100% recycled polyester single jersey
The result is the increased power and modulation of disc brakes the fast smooth rolling speed of our bearings and the rail steering from our one piece solid axles
Designed to be used with Eagle 12-speed chains
Shimano BR-R451 Rear Mid-Reach Road Caliper Black ModelNumber=C0861 Tech 3 E4 Duo DiscShimano BR R451 Rear Mid Reach Road Caliper Black. Shimano BR R451 Road Brake CalipersCompatible with STI and brake levers that are Super SLR enabled (e. g. Dura Ace Di2 7970 Dura Ace 7900 Ultegra Di2 6770 Ultegra 6700 105 5700 Tiagra 4600) Light action and accurate brake power Adjustable toe in brake shoes Use of these calipers with standard SLR enabled STI and brake levers results in a "mushy" brake response TECH SPECS Brake Mount Type Mid Reach
