IMR 4320 Smokeless Gun Powder – 1 Pound

IMR 4320 Smokeless Gun Powder — Reliable Rifle Powder for Precision Reloading

Buy IMR 4320 — Shop In-Stock Rifle Powder
Looking for a dependable, easy-metering rifle powder that gives consistent performance across a wide range of cartridges? IMR 4320 is a proven single-base smokeless powder trusted by reloaders for decades. With short granulation and a medium burn rate, IMR 4320 meters well, shoots accurately, and is a top choice for common rifle rounds.

IMR 4320 — Consistent Performance, Every Load

IMR 4320 is a time-tested smokeless powder favored by precision reloaders and varmint hunters for its short granulation and predictable burn characteristics. Whether you’re loading .223 Rem, 22-250, or medium-burn rifle cartridges, IMR 4320 meters cleanly, groups tightly, and delivers repeatable performance shot after shot.

Why Choose IMR 4320?

• Superior metering: Short extruded granules that work well in most powder measures and progressive presses.

• Versatile burn rate: Well-suited to common mid-speed cartridges and popular among competitive and precision shooters.

• Trusted heritage: IMR powders have decades of data behind them in published reloading manuals and ballistics tests.

• Available pack sizes: From 1-lb tins to bulk kegs (availability varies by retailer).

Shop with Confidence — Buy from a Legal Retailer

For convenience and a secure checkout, you can buy IMR 4320 from a legal, trusted retailer. Example: Buy IMR 4320 at Glock19StoreUSA (legal website to buy from) — check their product page for current stock, shipping options, and any hazmat handling fees. Always confirm pack-size availability and shipping restrictions at checkout.

Safety, SDS & Responsible Storage

IMR 4320 is a combustible chemical propellant. Before purchasing or handling any smokeless powder, review the manufacturer’s Safety Data Sheet (SDS) and follow storage recommendations. Store powder in its original container, in a cool, dry place, away from ignition sources and children. For an overview of propellant types and safety, see the Smokeless powder — Wikipedia entry.

Shipping, Hazmat Fees & Age Requirements

Most online retailers treat smokeless powder as a regulated hazmat item for shipping purposes. Expect additional handling fees for online orders and be prepared for purchase limits depending on pack size.

Product Highlights

• Product: IMR 4320 Smokeless Powder

• Format: Extruded (short stick) rifle powder

• Common Uses: .223/5.56, 22-250, .250 Savage, and other medium-burn rifle cartridges

• Pack Sizes: 1 lb tins, 4 lb, 8 lb kegs (varies by stock)

• Ideal For: Precision reloaders, varmint hunters, competitive shooters

Quick FAQs

Is IMR 4320 good for .223? — Yes. IMR 4320 is commonly used in .223/5.56 loads and is appreciated for its clean metering and consistent performance.
Where can I find load data? — Consult official reloading manuals and the manufacturer’s published load data before attempting any charge. Never exceed published maximums.
Do I need an SDS? — Always review the SDS before purchase and handling. Retailers typically link to the SDS on the product page.

Buy Now — Fast Moving Stock

IMR 4320 is a popular powder and inventory moves quickly. Click through to a reputable seller such as Glock19StoreUSA — legal website to buy from to check live availability, pricing, and shipping. For bulk orders or recurring shipments, contact the retailer’s sales team for volume pricing and priority hazmat handling.