service brakeJanuary 2, 2013/by Keri CaffreyA legal term meaning a permanent mechanism intended to be a brake, and not an emergency brake or backpressure from legs on a fixie drivetrain, etc. Related https://iamtraffic.org/wp-content/uploads/2013/02/iat_fb_profile2-300x300.jpg 0 0 Keri Caffrey https://iamtraffic.org/wp-content/uploads/2013/02/iat_fb_profile2-300x300.jpg Keri Caffrey2013-01-02 15:33:262013-01-02 21:04:26service brake