Alfred Thun GmbH & Co. KG Revolution
Main Photo
Category:  Cranksets
Name:  Alfred Thun GmbH & Co. KG Revolution
Brand:  Alfred Thun GmbH & Co. KG
Model:  Revolution
Years:  Late 1980's - ?
Country:  Germany
Weight:  432 grams (Actual),
53-39 thun revolution weight 432 gr. including all bolts
Added By: Catnap on 01/20/11
Updated By: Catnap on 01/20/11
Additional Photos - click for full size
Alfred Thun GmbH & Co. KG RevolutionAlfred Thun GmbH & Co. KG RevolutionAlfred Thun GmbH & Co. KG Revolution
Chainring CountDoubleBCD 
BB StyleSquare TaperPedal Threads9/16" x 20 (English)
BB Length Flutes None
Lengths 170; 175Arm/Spider MaterialAluminum Alloy
Front MarkingsThun RevolutionBack Markings
Extractor Threading 22x1mm (Standard)  
General Information
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Additional Resources
Resources:Reference & ChartsGear Calculator
Brand Information(click to expand)
Established just after World war I by Alfred Thun, they manufacture transmission product for vehicles, including cranksets and pedals for bicycles.  Still in operation as Alfred Thun GmbH & Co. KG, they continue to manufacture square-taper sealed bottom brackets.  Website can be found at:
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