Shimano BR-R451 Rear Mid-Reach Road Caliper Black MFPN=442-66010 The STLHD Heads Down Flat

The STLHD Heads Down Flat bill can be bent to suit your style while giving you the shape and fit of a taller crown

better power transfer and increased bearing life

The new design features six slots that are machined into the base of the valve stem allows tubeless sealant fluid and air to flow freely even when running tubeless tire inserts

Four position Incremental Platform Adjust (IPA) damper offers a wide range of compression adjustment utilizing two separate shim stacks to maintain an ideal balance of low-speed and high-speed compression damping throughout the adjustment range

Shimano BR-R451 Rear Mid-Reach Road Caliper Black MFPN=442-66010 The STLHD Heads Down FlatShimano 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 Lever Actuation Short