Theres' really no telling. If you are talking about taking the fork off a 21" frame size MTB and sticking it in a 16" frame size MTB, then the answer is - probably. But there are a couple of different steerer tube diameters, and they have to match.
You also need to consider fork travel, or axle-to-crown measurement. Get the axle-to-crown wrong and you'll change the handling quite a lot, and you will put a bigger bending load on the fork.
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are you serious. no you cannot put 17 inch tires on 16 inch rims
No. You can not put 16 inch tires on 15 inch rims.
The in-seam size which corresponds to that of a 16 inch bike for a child is 30 inches. When purchasing a bike, you must ensure you measure yourself correctly to ensure the most comfortable ride for you.
Get 17 inch rims you cant put a 17 inch tires on a 16 inch rim!
No you can not.
No.
no.
imposible
http://www.walmart.com/catalog/product.do?product_id=2061614
No. If you divide an inch into 16 equal pieces, you must put all 16 back to have a whole inch. It is 1/16 inch less than a full inch.
no