Shimano brake pad set.

– Shimano ULTEGRA brake pads for BR-6403.
– Shimano brake shoes with R50T2 compound for aluminum rims.

Specifications:
Brand: Shimano
Model: BR-6403
Type: Brake pad set
Compound: R50T2
Rim recommendation: Aluminum
Compatibility: BR-6403, BR-4400, BR-3300, BR-1055, BR-A550, BR-A450, BR-A416, BR-A410, BR-A350, BR-A250
Color: Black/Gray

Supplier item number: Y83G98010