Joined: Feb 2012
Posts: 19,320
Likes: 5,428
From: Rochester, NY
Bikes: Stewart S&S coupled sport tourer, Stewart Sunday light, Stewart Commuting, Stewart Touring, Co Motion Tandem, Stewart 3-Spd, Stewart Track, Fuji Finest, Mongoose Tomac ATB, GT Bravado ATB, JCP Folder, Stewart 650B ATB
Because life is not perfect and the spacers needed to get 2mm VS 1mm of gap might not be at hand. Since both achieve the same mechanical result...Andy
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AndrewRStewart