IMR 4166 Reloading Powder – 1 lb.


Category: Product ID: 1922


IMR 4166 In Stock

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Obtain optimum ballistic performance with IMR® 4166 Reloading Powder(IMR 4166 In Stock). 4166 is an extruded smokeless gunpowder that delivers top velocities and accuracy with medium capacity cartridges like the 308 Win and 22-250 Rem. IMR 4166 Reloading Powder features a copper fouling eliminator, and is insensitive to temperature changes. This is an extremely versatile gunpowder, capable of match grade performance.
Manufacturer model #: 41661.

  • Extruded smokeless gunpowder
  • Top velocities with medium capacity cases
  • Insensitive to temperature changes
  • Eliminates copper fouling


  • You must be 18 or older to purchase Rifle or Shotgun Ammunition and 21 or older to purchase Handgun Ammunition. In ordering this product, you certify that you are of legal age and satisfy your jurisdiction’s legal requirements to purchase this product.
  • For safety reasons, we do not accept returns on ammunition. Always make sure you use the correct ammunition for your specific firearm.
  • The sale or shipment of this product to residents of certain jurisdictions is prohibited. Check your local laws before ordering this product. Check your local laws for any other regulations.




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