How much initial speed can you hit with a ninety draw distance

Can hit 80+ speeds. is to use a non-tapered leather band, no matter how much draw distance, have to make sure that the stretch ratio is consistent, are pulled to the limit, the steel ball is small enough, that is, the steel ball accounted for the proportion of the mass of the leather band, the leather pocket and the steel ball of this system is small enough, so that the speed of the steel ball is close to the limit of speed of the leather band leather pockets are small enough to ignore the air resistance.

Slingshot Usage

Pulling the hand that holds the handle and the hand that grasps the bullet must be stable, do not shake, pulling to the right strength and then fixed immobile, as far as possible to stabilize these two hands, the action must be practiced until the leather band to the top of the pull, the two hands are not moving to be called a good every time the leather band to the right strength, the bullet fixed immobile. Every time you pull the leather band to the right strength and the bullet is fixed and not moving, you must use the eye closest to the bullet to aim at the target.

The other eye should be closed, so as not to interfere with the judgment, this is a crucial point, when the bullet to be issued, the heart must be particularly quiet, exclude all distractions, this time the brain only that target, from the subconscious to believe that they can hit the target, if your target is a living thing or moving, when everything is ready, to find the right time to shoot is very important.