Underwood Ammunition 45 Colt (Long Colt) 255 Grain Lead Keith-Type Semi-Wadcutter Gas Check Box of 20

The Underwood Ammunition 45 Colt (Long Colt) 255 Grain Lead Keith-Type Semi-Wadcutter Gas Check Box of 20 uses a classic bullet design developed by legendary handgunner Elmer Keith. Underwood casts this bullet with the same sharp-shouldered profile Keith pioneered decades ago. As a result, shooters get a full-caliber wound channel and proven, time-tested terminal performance. This loading suits large game hunting, backcountry defense, and serious revolver protection.

About This Underwood Keith-Type 45 Colt Long Colt Load

Underwood builds this 255 grain bullet with the sharp-shouldered semi-wadcutter profile Elmer Keith designed to maximize wound channel diameter without sacrificing penetration. A gas check base protects the bullet from leading the bore at Underwood’s brisk loading velocities. The hard cast alloy holds its shape through thick muscle and bone. Liberty Anno Supply stocks this loading in 20-round boxes for hunters who trust this proven bullet design. That attention to detail matters when choosing ammunition for a hunt or for carry.

Why Shooters Choose Underwood Keith-Type 45 Colt Long Colt

The Keith-type semi-wadcutter has remained a favorite among big-bore revolver hunters for generations because it simply works. This Underwood loading brings that proven design to a modern, consistently manufactured cartridge. The gas check base and hard cast alloy add reliability that older cast loads sometimes lacked. Every round meets SAAMI pressure and dimensional specifications for safe, reliable function. Browse Liberty Anno Supply’s full 45 Colt ammunition selection. Check our bulk savings page for case-quantity pricing. This ammunition is manufactured to SAAMI specifications. Liberty Anno Supply keeps this loading in stock for hunters and shooters who want a dependable supply on hand.