Magnum Research .429 DE 6Inch Barrel with Integral Muzzle Brake Stainless Steel

The Magnum Research 429 DE cartridge is a high-performance round developed specifically for the Desert Eagle pistol platform. Designed to deliver increased velocity and energy over traditional .44 Magnum loads, it brings enhanced power and performance to one of the world’s most iconic handguns. Built with precision engineering and premium components, the 429 DE continues the Desert Eagle legacy into a new generation of firepower.

This cartridge features a stainless steel barrel system compatibility and is optimized for reliability, accuracy, and stopping power. Manufactured using Starline brass and loaded by HSM with Sierra bullets, it represents a modern advancement in magnum handgun performance.

Product Details

• Caliber: 429 DE
• Barrel Length: 6"
• Twist Rate: 1:18"
• Material: Stainless Steel
• Finish: Stainless Steel
• Platform: Desert Eagle Pistols

Product Features

• Designed specifically for Magnum Research Desert Eagle pistols
• Provides 25% velocity increase over .44 Magnum (240gr, 6" barrel)
• Delivers 45% more energy than standard .44 Magnum loads
• Velocity up to 1600 fps with 240 grain bullets
• Velocity up to 1750 fps with 210 grain bullets
• 30° shoulder headspacing for improved reliability
• Neck design allows proper bullet crimping to prevent setback under recoil
• Based on the .50 AE cartridge design
• Uses Starline brass and Sierra bullets loaded by HSM in Montana
• Engineered to maximize Desert Eagle platform performance and legacy