.429 | 200gr | Speer Magnum JHP

About this bullet

.429 | 200gr | Speer Magnum JHP is a bullet made by Speer. At 200 gr (13.0 g) and a diameter of 0.429'' (10.90 mm) it suits handloads where bullet weight and barrel length have to be matched carefully. Its G1 ballistic coefficient of 0.122 drives velocity retention and wind drift downrange — higher values mean a flatter trajectory at distance. We currently list 155 load recipes across 5 calibers for this bullet.

Most popular calibers for this bullet

Load data for .429 | 200gr | Speer Magnum JHP bullet is available in the following calibers:

• .44 Auto Mag.
• .44 Rem. Mag.
• .44 S&W Russian
• .44 S&W Special
• .445 Super 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.