Schwinn Homegrown Model Identifier › Forums › General Stuff › Homegrown Talk › Hayes 22mm model? This topic has 1 reply, 2 voices, and was last updated 11 years, 10 months ago by christdragon. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts January 8, 2012 at 9:54 pm #892 mtress1313Participant Can anyone tell me what model the old Hayes 22mm brakes are? May 8, 2012 at 6:23 pm #3422 christdragonParticipant They were made before the HMX9’s came out but the caliper will work with the HMX system. Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In