It's the tire size. The tire is about 50 mm(2.2") wide and high, and the diameter where the tire meets the rim is 406 mm(16").
Keep in mind that in the wonderful and warped world of bicycle standards, the inch size designation of a tire refers to the outside diameter of the rideable wheel. So if you're talking inches, it's a 20" (16"+2"+2") x 2.2 tire.
freestyle means tricks on a BMX
I have no idea what you mean by a "bmx bikes device".
If you have a "normal" bike (whatever you mean by that), and want to do BMX style riding, then sure, get a BMX instead. But if you're not interested in tricks, stunts and jumps, then a "normal" bike will probable be more useful to you.
BMX
you spell it BMX
NAG is a term used in BMX racing. It stands for National Age Group. At the end of the season, if you have raced in Nationals, you will get a National Age Group position for your age.
It is where bmx rider race.
Yes, Haro is a BMX brand. A great BMX brand, no less.
Tricks done on a bmx bicycle .
Bmx is the same in German.
You can not get an bmx on gta 4. You can only get a bmx on gta san Andreas
ANSWER: I believe that Haro is the best BMX complete bikes for the money. I love my Haro BMX race bike.