Accessories	Bicycles	Parts	Specials	Tools

In West Newton Since 1952 - On The Web Since 1995

Search HarrisCyclery.com Search WWW

ISO One Inch Threaded Headsets

This is the size used on most high quality bicycles manufactured before the late 1990s. Sometimes referred to as "Campagnolo size." See also Sheldon Brown's Headset Crib Sheet ISOStandard Dimensions:
Cup outside diameter	Crown race inside diameter	Thread size	Stem diameter
30.2 mm	26.4	1" x 24 tpi	7/8" / 22.2 mm

Ritchey | Shimano | Stronglight | Tange

Ritchey Logic HD3202 $19.95

Top: 1/8" balls
Bottom 3/16" balls.

Stack height: 33 mm

Weight: 130 grams

Color: Black

Shimano Ultegra HD6410 $67.95

Cartridge bearing aluminium headset.

Stack height: 37.5 mm

Weight: 108 grams

Shimano 105 (5500) HD8456 $43.95

Cartridge bearing aluminium headset, unbeatable for the price!

Stack height: 37.5 mm

Weight: 110 grams

Shimano STX HD8500 $21.95

Cartridge bearing steel headset, unbeatable for the price!

Stack height: 37.5 mm

Weight: 166 grams

Stronglight A-9 $55.95

One of the lightest, most durable headsets available. The A-9 headset uses needle bearings, which have a much larger contact area than the ball bearings used in most headsets, and never develop "indexed steering." They don't turn quite as freely as ball-bearing headsets.

Stack height: 40.2 mm

Weight: 86 grams

Tange MA-60 ISO $12.95

A decent economy-grade headset.

Stack height: 31.2 mm

Weight: 160 grams

Tange Levin ISO HD1001 $24.95

Excellent value in a steel headset, using 5/32" ball bearings.

Stack height: 33.4 mm Weight: 149 grams

Headsets from Quality Bicycle Products

Click on the link for your size:

For Threaded Steerers
1 inch ISO	1 inch J.I.S.	1 inch B.M.X.	1 1/8 inch Threaded	1 1/4 inch Threaded	French thread
Road bikes older mtbs	Old Japanese size	BMX, Cruisers Old MTBs	Newer mtbs	Rare	Older French bicycles

For Threadless Steerers ("Aheadset," et. al.)
1 inch Threadless	1 1/8 inch Threadless	1 1/4 inch Threadless
Some mtbs	Most Newer mtbs	Newer mtbs

See also Sheldon Brown's Headset Crib Sheet

Accessories	Bicycles	Parts	Specials	Tools

This site also features many
useful articles by Sheldon Brown
and others.

Articles by Sheldon Brown and others
Harris Home	Beginners	Brakes	Commuting Lights	Cycle- Computers	Do-It- Yourself	Essays
Family Cycling	Fixed Gear Singlespeed	Frames	Gears & Drivetrain	Bicycle Humor	Bicycle Glossary	Bicycle Links
Old Bikes	Repair Tips	Tandems	Touring	What's New	Wheels	Sheldon Brown

Feedback? Questions?

We also have a page of selected links

Web site by Sheldon Brown

Ordering Feedback? Questions?

URL: http://harriscyclery.com/headsets/headsets-1-inch-threaded-iso.html

Copyright © 2005, 2007 Harris Cyclery