On most dartboards it is six (6), but some dartboards have concentric circles.
They are 1 graphing unit apart.
Electronic dartboards are popular and many companies manufacture them. DMI Sports, Viper, Halex Barrington, and Arachnid all produce a variety of electronic dartboards, varying from affordable to high-quality.
About 2 miles.
you need 2 vaccinees one week apart
about 1-2 inches apart
The grip is about 2 inches apart on each black Olympic bar which can extend when needed.
**If dartboards were made of horsehair we would have a nation of hairless horses and pigs. There are simply not enough animals in the world to meet the demand (if there were one). >>Dartboards (for steel point darts) are made of one of three different things: sisal, wood or wound paper. The latter two in this list are the least dependable and will fall apart within three to eight weeks depending on frequency of use. The bristles in a bristle dartboard are made of sisal fibers and will last considerably longer. Generally, good dartboards are heavy, averaging about 12 pounds apiece.
Bristle dartboards are cheap boards with numbered segments used as a target in dart games. You can find bristle dartboards on shopping sites like Amazon and eBay.
In most cases 2 ft.
30" minimum.
Far apart.