What does FMJ boat tail mean?
As with any full metal jacket bullet, the FMJ boat tail is fully (or mostly) encased in copper or another hard metal or material. Roughly resembling the shape of a boat, boat tails are named for their designed tapered rear when viewed from the side.
What is the difference between boat tail and FMJ?
A boat tail bullet (left) next to a flat base FMJ round. Whereas a normal rifle bullet has straight sides that end in a flat base, a boat tail bullet has sides that taper inward toward the base. The “boat tail” name describes it well because it looks like the stern of a sailboat.
Does boat tail ammo make a difference?
It is one of the most accurate boattail bullets on the market. Because of its size, manufacturing tolerances are a smaller percentage of the overall bullet, and affect accuracy less. Boattails increase the ballistic coefficient of bullets, which helps them overcome air resistance and wind deflection.
Is boat tail ammo good for hunting?
The hollow point boat tail bullet (HP-BT) – also known as the boat tail hollow point or BTHP ammo – is primarily a rifle ammunition used for hunting big game at long range, and is sometimes used as a coyote and wolf ammo.
What is FMJ BT ball ammo?
Full Metal Jacket (“FMJ”) rounds are the most common bullet types loaded into a range, or training round. The core of the bullet is a pure lead core. It is encased in a copper jacket (in brass cased rounds, steel may have a Bi-Metal Jacket) with the bottom of the bullet showing the exposed lead core.
What is a boat tail case?
1 : tapered at the back end like the stern of a boat a boattail bullet a boattail ski.
Is M855 boat tail?
Winchester USA 5.56x45mm NATO 62 grain Green Tip (M855) Full Metal Jacket Boat Tail (FMJBT) Brass Centerfire Rifle Ammunition. This item may be regulated for export by the U.S. Department of State or the U.S. Department of Commerce.