Description Clamp down.
This notched Problem Solvers Seat Binder Bolt fits frames with integrated seat collars. 8 mm diameter. Three lengths available, measured from inside flat to inside flat with 16, 19 or 21mm options
B-Stock - This product has one or more B-Stock units available. These units can be purchased at a discount (see option select). B-Stock units were returned from other customers and may have missing or damaged packaging materials. These units are otherwise as new. The full manufacturer warranty applies. Click Here for more information.
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what you need for an older bike
I acquired an old ten-speed that had an un-notched seat post bolt, so I needed 2 crescent wrenches to adjust. This was a perfect fit, and now I can use just a single hex wrench.
Reviewed 4/27/2023
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A hard to find part for an older frame.
by J stobike
Cycling Enthusiast
Austin, tx
Used to replace a 22 year old seat post bolt that broke. Fast service.
Reviewed 11/4/2022
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