Simplex SJ A103 (Triple)
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Category:  Front Derailleurs
Name:  Simplex SJ A103 (Triple)
Brand:  Simplex
Model:  SJ A103
Years:  1979 - 1989
Country:  France
Weight:  126 grams (Spec)
Added By: JFischer on 01/04/11
Updated By: peterbman on 03/13/16
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Simplex SJ A103 (Triple)
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# Rings Designed For TripleOuter Plate Markings
Inner Plate MarkingsClamp MarkingsSimplex
Inner Clamp MarkingsDesign CategoryParallelogram
Pivot Arm MarkingsSimplexPlate MaterialSteel
Clamp Style28.6mm ClampCable Attachment Bolt
CableStop Clamp Bolt Type
Max Ring Difference 24T  
General Information
Clamp band version of the Silver Range simplex front derailleur.  SJA 223 was the same piece with a french style braze on attachment style.
Quality:Rarity:
 
 
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Additional Resources
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Resources:Reference & ChartsCatalogsExternal Resources
Component VariationsView Detailed List  Manage Variations
Variations of Component exist (Component is 1 of 2)BrandGroup
Simplex SJ A223 (triple)Simplex
Brand Information(click to expand)

Known for their black plastic (Delrin) derailleurs during the "bike boom" of the 1970's, they were at the forefront of innovation over the years, producing such highly regarded items as the Super LJ derailleurs, Retrofriction shifters, and very popular line of seat posts.

 
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