Word: bellowphragm
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Borrowing the concept from automobiles, the Mathauser Hydraulic Bellowphragm replaces regular brake cables with sealed, flexible tubes that contain hydraulic fluid. When the rider lightly squeezes the handles, a plunger pushes a silicone fluid through the tubes, causing the traditional caliper arms to close. "I designed these mostly for women and children," says Mathauser, 68. "Girls don't have the grip these macho guys have...
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