.451 | 230gr | Speer HPSB GD

About this bullet

.451 | 230gr | Speer HPSB GD is a bullet made by Speer. At 230 gr (14.9 g) and a diameter of 0.451'' (11.46 mm) it suits handloads where bullet weight and barrel length have to be matched carefully. Its G1 ballistic coefficient of 0.143 drives velocity retention and wind drift downrange — higher values mean a flatter trajectory at distance. We currently list 130 load recipes across 7 calibers for this bullet.

Most popular calibers for this bullet

Load data for .451 | 230gr | Speer HPSB GD bullet is available in the following calibers:

• .45 ACP
• .45 Auto Rim
• .45 Colt
• .45 Win. Mag.
• .450 Bushmaster
• .454 Casull Mag.
• .460 S&W Mag.

Safety notes

All load data is reference data only. Always start at the minimum charge and work up in small steps while watching for pressure signs. Never exceed the maximum charge published by the powder or bullet manufacturer.