Weatherby .30-378 Weatherby Magnum 180 gr Hornady Interlock

Weatherby Select ammunition in .30-378 Weatherby Magnum is loaded with Hornady Interlock bullets weighing 180 grains. This ammunition is supplied in 20-round boxes and is intended for hunting applications where high-performance, reliable terminal performance and consistent external ballistics are desired. Cases are brass, and the load is part of Weatherby’s Select offering engineered for precision and repeatability in the field. Specifications are taken from available manufacturer and distributor data; see Key Specifications below for recorded values.

Key Specifications

• Chambering is .30-378 Weatherby Magnum.
• Bullet weight is 180 gr.
• Bullet construction is Hornady Interlock.
• Packaging provides 20 rounds per box.
• There are 10 boxes per case.
• Case material is listed as Brass.
• Listed muzzle energy is 4419 ft lbs.
• Primary application is Hunting.
• Manufacturer is Weatherby.

This Weatherby Select load combines a well-known Hornady Interlock bullet with Weatherby’s ammunition standards to deliver consistent performance for field use. Its 180-grain projectile and brass-cased construction make it suitable for experienced hunters seeking a dependable factory load in .30-378 Weatherby Magnum. The packaging and component choices prioritize reliable feeding and consistent shot-to-shot behavior under typical hunting conditions.