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400 Grain 45-70 Subsonic Expanding Bullets (Box Qty - 20)
Product ID 4570400S
SKU 4570-400g-S-Rex

400 Grain 45-70 Subsonic Expanding Bullets (Box Qty - 20)

Discounts Apply !
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In Stock 48
Price: $25.00

The Maker REX bullets are precision cnc machined, lead free, solid copper expanding projectiles.  REX projectiles expand to nearly 3 times the original diameter while maintaining nearly 100% of its original weight.  Each REX projectile has been engineered to perform in a given velocity range to provide unparalleled performance across a wide variety of calibers and weapons platforms

Works well with 16gr of Trailboss in Marlin 1895 45-70 approx. 1020 fps

Bullet Diameter


Grain Weight




Sectional Density   (SD)                                    


Ballistic Coefficient  (BC)


Recommended  Barrel Twist rate

1:20 or faster


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