Simplex Alpha (stem-mount with speed indicator)
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Main Photo
Category:  Shifters
Name:  Simplex Alpha (stem-mount with speed indicator)
Brand:  Simplex
Primary Group:  Alpha
Model:  Alpha
Years:  1992 - 1995
Country:  France
Added By: Catnap on 01/16/14
Updated By: peterbman on 03/13/18
Additional Photos - click for full size
Simplex Alpha (stem-mount with speed indicato
Shifter Type Frame MountedAttachment Style Stem Mount
Shifting SystemsFrictionLever Markings
Lever MaterialPlastics  
General Information
Designed to be mounted on the stem, this version of the Alpha shifter includes a speed indicator on the rear derailleur lever.  indicates up 6 speeds.
Available in black or white.
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Additional Resources
Marketplace:Looking to buy one of these?Sell one like this
Resources:Reference & ChartsCatalogsExternal Resources
Component VariationsView Detailed List  Manage Variations
Variations of Component exist (Component is 1 of 3)BrandGroup
Simplex AlphaSimplexAlpha
Simplex Alpha (single)SimplexAlpha
Component Groups
Primary Group NameBrandQuick InfoBrowse Group Components
AlphaSimplexView 4 Components
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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