Shimano HB-A550 / FH-A550, RX100
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Category:  Hubs
Name:  Shimano HB-A550 / FH-A550, RX100
Brand:  Shimano
Primary Group:  RX100
Model:  HB-A550 / FH-A550
Years:  1991 - 1999
Country:  Japan
Weight:  420 grams
Added By: steel-is-real on 05/01/09
Updated By: ThermionicScott on 09/12/14
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Shimano HB-A550 / FH-A550, RX100Shimano HB-A550 / FH-A550, RX100Shimano HB-A550 / FH-A550, RX100
Gear Compatibility CassetteFront Bearing Size/Count3/16" 10 x 10
Rear Bearing Size/Count1/4" / 9x9Rear Spacing126mm
Spoke Drilling32; 36Flange SizeLow Flange
Gear Threading/Pattern HyperGlide; UniGlideBody MarkingsShimano RX100, FH-A550
Axle MaterialSteelShell MaterialAluminum
General Information
Features:- 6/7 Speed SIS Compatible, UG/HG Compatible Type, Sealed Mechanism, Uni-Balance System and One-Piece Forged Hub Body.
Quality:Rarity:
 
 
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Additional Resources
Marketplace:
Resources:Reference & ChartsCatalogs
Component Groups
Primary Group NameBrandQuick InfoBrowse Group Components
RX100Shimano1990 - 1999, Sport & RecreationView 14 Components
Details:   Shimano RX100 was designed to provide a feeling of both style and high performance to the affordable lightweight sport bike. Featuring advanced Shimano functions like SIS, HG sprockets and SLR brakes. RX100 gives the entry level road bike the potential for performance in the Shimano tradition. Optionally available in a striking pure white colour treatment. Shimano RX100 components make possible a fashionable sport bike that's as beautiful as it is affordable. 
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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