Shimano BB-SL31, Adamas AX
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Category:  Bottom Brackets
Name:  Shimano BB-SL31, Adamas AX
Brand:  Shimano
Primary Group:  Adamas AX
Model:  BB-SL31
Years:  1982 - 1983
Country:  Japan
Weight:  328 grams (Spec)
Added By: JFischer on 11/01/09
Updated By: JFischer on 11/01/09
Additional Photos - click for full size
Shimano BB-SL31, Adamas AX
Bearing Size/Count per sideSpindle Markings
Fixed Cup MarkingsAdjustable Cup Markings
Spindle StyleSplinedAxle MaterialSteel
Available ThreadingsEnglish/ISO: 1.370 x 24;
French: 35mm x 1mm
Length(s)
Tools NeededSpanner, Locknut Wrench and Fixed Cup Wrench  
General Information
Specialized BB specifically for the ADAMAS AX series cranks: FC-AD11 / 21 /22.
Quality:Rarity:
 
 
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Additional Resources
Resources:Reference & ChartsCatalogs
Component Groups
Primary Group NameBrandQuick InfoBrowse Group Components
Adamas AXShimano1982 - 1983, Touring & MTBView 13 Components
Details:   Base level of the 'AX' groupsets produced by Shimano, the Adamas group was supposed to be a touring minded group.  It ended up being only produced for a few years.
Brand Information(click to expand)

Shimano Model Number Prefix List:

BB Bottom Bracket BL Brake Lever BR BRake
CB Coaster Brake CJ Cassette Joint CN ChaiN
CP Chain Protecto CR Chain Ring CS Cassette Sprockets
DF chain DeFlector DH Dynamo Hub FC Front Crank
FD Front Derailleur FE Fork Ends FH FreeHub
FS Front Suspension HB HuB HD HanDle bar
HP Head Parts (Head Set) HS Handle Stem IF Inter-3 Freehub
LP LamP MF Multi Freewheel PD PeDal
RD Rear Derailleur RH Rollerbrake Hub RM RiM
RR ReflectoRs RS Rear Suspension SB Shift Brake lever (Nexus, ?)
SC Speed Calculator (cycle computer) SF Single Freewheel Freilaufritzel SG Speed chanGe hub
SH SHoes SL Shift Lever Schalthebel SM SMall parts
SP Seat Post SQ Seat Quick release SS Single Sprocket
TL TooL WH WHeel ST Shift Brake Lever (STI, Rapid Fire, etc)
 
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Brooks Saddles
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