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Old 07-08-14, 08:47 AM   #1
1989Pre
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Bikes: 1956 F. H. Grubb, 1989 Raleigh Technium road bike (all components upgraded), 2001 Raleigh M80 (all components upgraded)
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Seat Post Binder Bolt

What width, length, etc. do I need for a mid-fifties F. H. Grubb frame? I see some older ones, online, that are 8mm width and it looks like I need a 19mm length, but I can't be certain. I need the keyed-type of pin.
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Old 07-08-14, 08:59 AM   #2
Bianchigirll 
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Those take 7.3mm left hand Whitworth thread binder.
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Bianchis '87 Sport SX, '90 Proto, '90 Campione del Fausto Giamondi Specialisma Italiano Mundo, '91 Boarala 'cross, '93 Project 3, '86 Volpe, '97 Ti Megatube, , '90 something Vento 603,

Others but still loved,; '80 RIGI, '80 Batavus Professional, '87 Cornelo, '09 Motobecane SOLD, '?? Jane Doe (still on the drawing board), '90ish Haro Escape
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