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Questions & Answers
I use winchester brand deer and antelope 100 grain . Will this fit my gun Expert Answer

As long as your firearm is chambered in .243 Winchester, it will.

by Kurt Colbourne, Gear Expert, March 26, 2021
Customer Reviews
Helpful Positive Review
Deer, varmint, and target ammunition by Carl Olstad, Verified Owner, December 13, 2023
This ammunition is by far the most accurate over several other brands and out shot Federal, Norma, Winchester.
1/2 found this helpful
Helpful Positive Review
hornady American whitetail 243 by Tbrian Edwards, Verified Owner, December 5, 2023
I have shot this ammunition for years in 243. It has always been consistent and reliable. Never lost an animal with it, in fact every deer me, my wife, my niece has shot with it never made it 40 yards. Always accurate and very good bullet. Hornady is...
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1/1 found this helpful
Helpful Positive Review
My rifle likes this load. Deer not so much. by Bert Scott, Verified Owner, December 8, 2023
My Remington 700 seems to digest these fairly well. 1 to 1 1/4 groups. Taken three deer with the 100 gr Interlock. Furtherest one traveled after being hit was about fifteen yards. Can’t ask for anything more.
1/1 found this helpful
Most Recent Reviews
Hornady Whitetail 243 Winchester by Nick, Verified Owner, January 16, 2026
Love the Hornady Whitetail ammo. I use it in all my different caliper rifles. It always shoots great and expands well.
Most Recent Reviews
great ammo by ranger1802, Verified Owner, October 2, 2025
Love this ammo, will purchase again! Will recommend
Most Recent Reviews
Great Whitetail Cartridge by Idletime2day, Verified Owner, September 18, 2025
This is simply my favorite cartridge for my .243 and it is a deer killer. Highly recommend.
Read All 23 Reviews

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Product Info for Hornady American Whitetail .243 Winchester 100 Grain InterLock Boat-Tail SP Centerfire Rifle Ammunition

Hornady American Whitetail .243 Winchester 100 grain InterLock Brass Cased Centerfire Rifle Ammunition is designed to help you dominate deer season. Hornady built this .243 Winchester Ammo with their special InterLock ring that holds the jacket and core together during expansion to retain mass and energy. This Hornady American Whitetail .243 Winchester 100gr InterLock Brass Cased Centerfire Rifle Ammo has a muzzle velocity of 2,960fps for quick, hard-hitting action. Bring down big bucks this hunting season with rounds of Hornady American Whitetail 243 Win 100gr InterLock BTSP Rifle Ammunition.image

Buy Hornady ammo to get bullets that are accurate, consistent, and always dependable.

WARNING: California`s Proposition 65

Specifications for Hornady American Whitetail .243 Winchester 100 Grain InterLock Boat-Tail SP Centerfire Rifle Ammunition:

Manufacturer: Hornady
Caliber: .243 Winchester
Bullet Type: Spitzer Flat Base
Bullet Weight: 100 grain
Cartridge Case Material: Brass
Muzzle Velocity: 2960 ft/s
Muzzle Energy: 1945 ft-lbs
Application: Medium Game, Large Game
Package Type: Box
Primer Style: Centerfire
Sectional Density: 0.242
G1 Ballistic Coefficient: 0.405

Features of Hornady American Whitetail .243 Winchester 100 Grain InterLock Boat-Tail SP Centerfire Rifle Ammunition:

  • InterLock Bullets: InterLock bullets feature exposed lead tips for controlled expansion and hard-hitting terminal performance. Bullets used in American Whitetail ammunition feature our pioneering secant ogive design and exclusive InterLock ring - a raised ring inside the jacket that is embedded in the bullet's core that keeps the core and jacket locked together during expansion to retain mass and energy.
  • Powders: Loaded to conventional velocities, powder is matched to each load for optimum pressure and consistency, ensuring each load is compatible with semi-autos as well.
  • Case And Primer: Like all Hornady ammunition, our American Whitetail rounds use the highest quality cases and primers available. Consistent components translate to consistent shooting in the field.

Package Contents:

  • Hornady American Whitetail .243 Winchester 100 Grain InterLock Boat-Tail SP Centerfire Rifle Ammunition

Hornady American Whitetail .243 Winchester 100 Grain InterLock Boat-Tail SP Centerfire Rifle Ammunition Orderable Models

List of Orderable Models

  • Hornady American Whitetail .243 Winchester 100 grain InterLock Boat-Tail SP Brass Cased Centerfire Rifle Ammo , MPN: 8047-KIT1 , Code: 0H-LAR-AWRA1-8047-KIT1
  • Hornady American Whitetail .243 Winchester 100 grain InterLock Boat-Tail SP Brass Cased Centerfire Rifle Ammo, 20 Rounds, 8047 , MPN: 8047 , UPC: 090255380477 , Code: 0H-LAR-AWRA1-8047
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Last updated 2026-09-26 UTC.