ProMag SKSA3 StandardBlack DuPont Zytel Polymer Detachable 40rd for 7.62x39mm SKS

The ProMag SKSA3 40-round detachable magazine for 7.62x39mm SKS rifles lets you extend your range time without constantly reloading. If you run an SKS—whether it's a beater from the surplus rack or a carefully maintained piece—these high-capacity magazines are a practical way to get more trigger pulls downrange affordably. ProMag engineered the magazine body from DuPont Zytel polymer, a material known for holding up to repeated use and storage without the brittleness of cheaper plastics.

Inside, the internals are built to last: a heat-treated chrome-silicon magazine spring and an injection-molded follower work together to feed rounds reliably. The 40-round capacity gives you more shooting between reloads, which matters when you're running drills or just enjoying a long session at the range. Because these are made in the USA, you're supporting domestic manufacturing while keeping your SKS fed affordably.

One thing to know: SKS carbines vary in their magwell dimensions, and ProMag notes that hand-fitting may be necessary to get a snug fit in your rifle. It's not a deal-breaker—many shooters expect this with SKS magazine compatibility—but it's worth checking fitment before heading to the range. If you're serious about running your SKS, the SKSA3 40-rounder is a solid, durable choice.

Key Features

• 40-round capacity for extended shooting sessions
• DuPont Zytel polymer construction resists cracking and wear
• Heat-treated chrome-silicon spring for long-term durability
• Injection-molded follower for reliable feeding
• Designed specifically for 7.62x39mm ammunition
• USA-made magazine
• Detachable design for easy unloading and storage

Specifications

Frequently Asked Questions

Will this magazine fit my SKS?

The SKSA3 is designed for SKS rifles chambered in 7.62x39mm. However, SKS carbines can vary in magwell dimensions, and ProMag recommends checking fitment on your specific rifle. Hand-fitting may be necessary to achieve a snug fit.

What makes the Zytel polymer body better than other magazine materials?

DuPont Zytel is engineered to resist cracking and brittleness over time, which makes it more durable than cheaper polymer materials, especially through repeated cycles of loading, unloading, and storage.

Is the SKSA3 made in the USA?

Yes, ProMag manufactures this magazine in the USA.

What rounds does this magazine feed?

The SKSA3 is designed for 7.62x39mm ammunition only and holds 40 rounds.