ProMag ENF04 Standard 10rd 303 British Fits Enfield #4 MKI Blued Steel

The ProMag ENF04 Standard magazine feeds .303 British rounds reliably into your Enfield #4 MKI. This 10-round detachable magazine meets California requirements for shooters in Richmond and throughout the state. Before purchasing, review California firearm laws to confirm your setup complies with current regulations.

Enfield #4 MKI Magazine Specifications

The ENF04 Standard holds 10 rounds of .303 British ammunition in a blued steel body designed for Enfield #4 MKI rifles. At 5.5 inches long and 0.3 pounds, this detachable magazine seats securely in the magazine well. ProMag engineered this magazine for bolt-action reliability. Owners of historical military rifles and modern Enfield reproductions rely on this magazine's straightforward design. For questions about magazine legality and other firearm components, consult PC §32100 exempt revolvers resources or contact our Sunnyvale team. Visit our gun store in Sunnyvale for our full catalog.

Frequently asked questions

Does this magazine work with all Enfield #4 MKI rifles?

Yes, the ENF04 Standard is engineered specifically for Enfield #4 MKI rifles. The magazine well dimensions and feed lips match the original design. Always test-fit before range use to confirm proper seating.

What is the capacity and material of this magazine?

The ENF04 Standard holds 10 rounds of .303 British ammunition. The body is constructed from blued steel, which provides durability and corrosion resistance for long-term storage and field use.

Can I transfer ammo through an FFL in Sunnyvale?

Yes — TacticCAL processes ammunition shipments from online sellers under California's ammunition eligibility check requirements. Find FFL dealer Berkeley at TacticCAL.