Brake boosters. Back in the day when we use cantilever and v-brakes, we use brake boosters to minimize the flexing of the seatstays whe… | Bike style, Style, Design
Brake boosters, where did they go? - Bike Forums
Tektro Brake Boosters T-9 - Steel Vintage Bikes
Ständer-Stories | Mit dem Fahrrad zur Arbeit
Brake Booster - Fahrrad Köhl Ihr Fahrradgeschäft in München Allach