BBB - DISCSTOP BBS-55 SHIMANO
The BBS-55 disc brake pads come in two types of compound: organic (BBS-55) or metal/sintered (BBS-55S).
BBS-55E:
Brake pads specially designed for use on your e-bike or speed pedelec. Made from a durable organic compound with a long lifespan, designed to make heavier bikes stop. This also stops your e-bike at high speed with ease.