Toggle Nav

Weatherby Select .257 Wby Mag 100 gr InterLock Ammunition 20/Box

Rating:
0%
$119.99
In stock

Ships within

1 business day

Expert Advice

+1.877.349.2332

The Weatherby Select .257 Wby Mag 100 gr InterLock ammunition combines Weatherby's high-velocity cartridge with a traditional Hornady hunting projectile designed for controlled expansion and dependable terminal performance. The 100 gr InterLock bullet delivers a listed muzzle velocity of 3602 fps, muzzle energy of 2881 ft-lb and a G1 ballistic coefficient of .357.

Weatherby Select .257 Wby Mag 100 gr InterLock Ammunition

This Weatherby Select load uses a 100 gr Hornady InterLock projectile with an exposed lead tip designed to promote controlled expansion. Hornady's InterLock construction incorporates an internal ring that mechanically locks the core and jacket together during expansion, helping retain mass and energy after impact. Weatherby lists a G1 ballistic coefficient of .357 for this configuration, with a factory muzzle velocity of 3602 fps and muzzle energy of 2881 ft-lb. The combination of high velocity and traditional controlled-expansion bullet construction makes this load suited to general hunting applications.

Key Features

- 100 gr Hornady InterLock projectile
- Exposed lead tip for controlled expansion
- InterLock ring mechanically secures core and jacket
- Designed to retain mass and energy during expansion
- High-velocity .257 Weatherby Magnum hunting load
- Weatherby Select ammunition line

Technical Data

- Brand: Weatherby
- Line: Select
- Caliber: .257 Weatherby Magnum
- Bullet weight: 100 gr
- Bullet: Hornady InterLock
- Ballistic coefficient G1: .357
- Muzzle velocity: 3602 fps
- Muzzle energy: 2881 ft-lb
- Quantity: 20 rounds

Why Buy This Product

This Weatherby Select load combines the velocity of the .257 Weatherby Magnum with a proven 100 gr Hornady InterLock projectile designed for controlled expansion and dependable hunting performance.

License Required

Londero Sports requires customers to be 18 years of age or older to purchase ammunition.
A valid Possession and Acquisition Licence (PAL) is mandatory.
At checkout, please provide your firearms licence number, date of birth, and the email address associated with your RCMP account.

Write Your Own Review
You're reviewing:Weatherby Select .257 Wby Mag 100 gr InterLock Ammunition 20/Box
Your Rating

Find More Like This

Recent Customer Reviews

27 Oct 2026

Anthony Fava
23 Oct 2026

Je suis très satisfait de mon achat d’une carabine Tikka de calibre 22lr. chez Londero Sport.

Silver Monarch
22 Oct 2026

Nicolas Boucher
14 Oct 2026

rapide livraison en 2 jours ouvrables merci

Christian H.
13 Oct 2026

Le personnel des armes ont été très à l’écoute de nos besoins. Merci beaucoup à Simon

Junior Robichaud
11 Oct 2026

Charles
09 Oct 2026

Excellent service et livré rapidement

Martin Vidal
07 Oct 2026

Allez voir Patou ! Très connaissant et très amical ! Super service

julien de chantal thivierge
07 Oct 2026

Excellent!

Greg HB
06 Oct 2026

Super great customer service very polite very helpful very professional and great prices. Very fast shipping. I love dealing with these people .

Dan Martin
03 Oct 2026

J'ai utilisé leurs services en ligne et ça été parfait et je suis aller voir leur commerce aujourd'hui et je suis ravi. le service est excellent. c'est un coup de cœur et j'irai pas ailleurs. Merci a vous, je suis très heureux de mes achats.

Patrick Perron
02 Oct 2026

Service rapide et professionnel à chaque fois !!!

David Lemieux
22 Sep 2026

Purchased from here recently.Excellent and quick customer service. Ask for Xavier , very helpful

Brian Murphy
17 Sep 2026

Michel Pinsonneault
14 Sep 2026

Nolan Loyer