ID is 1.04"  It goes on the bottom of the fork head steer tube and is the thick original style.   This one is new never used. I know this fits the Schwinn forks but if you have any other model of bicycle measure to make sure this will fit your fork. FREE SHIPPING TO ALL USA LOCATIONS.  More Classic bicycle parts on my eBay store.

HELPFUL HINT! If you plan on buying more than one item from me in a particular session then please wait until you have finished shopping before paying for these items.  This will insure that all the items will be shipped in the same package and all items will have the same tracking number uploaded to the Ebay site for your access. Thanks for you help!!

PLEASE, if you plan on buying more than one item from me then put them in your ebay shopping cart. When you done you can go to the cart and pay for them all at one time. That way you will have one tracking number and the chance of losing packages will be greatly diminished.
Officially Licensed Schwinn Product.
Ebay shipping for international purchases.