IMR 7977 Enduron Rifle Powder – 8 lbs
$496.72
IMR 7977 is the slowest burn rate Enduron Technology extruded powder, designed for magnum cartridges. This sophisticated propellant is temperature-insensitive and features a unique copper fouling eliminator.
Out of stock
IMR Enduron 7977 is a slower burn rate in the Enduron family. Loading density is perfect for magnums contributing to superb uniformity. This is a true magnum propellant yielding outstanding performance in 300 Winchester Magnum 7mm Remington Magnum and 338 Lapua among other cartridges. Loading density is perfect for magnums nicely filling the case at maximum charges contributing to superb uniformity and accuracy.
The main features of the Enduron series are copper fouling eliminator insensitivity to temperature changes ideal loading density and being environmentally friendly.
IMR 7977 performs comparably to Hodgdon H1000 but charge weights are materially different.
| Weight | 8.369 lbs |
|---|---|
| Dimensions | 10.900 × 7.000 × 4.900 in |
| Manufacturer | Dupont – IMR Powder |
| Caliber | 300 Winchester Magnum, 7mm Remington Magnum, 338 Lapua |
| Bullet Type | Rifle Powder |
| Weight | 8 lbs |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.
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