magmaengineering.com.au
Home
MAGMA SPARE PARTS
Magma Molds
  • 30 CAL
  • 32 CAL
  • 380
  • 9mm
  • 38 CAL
  • 38 Super
  • 40 CAL - 10MM
  • 41 CAL
  • 44 CAL
  • 45 AUTO
  • 45 COLT
  • 50 CAL
  • 25 - 20
  • 32 -20
  • 32 - 40
  • 38 - 40
  • 38 - 55
  • 40 - 65
  • 44-40
  • 45 -70
  • 475 - 480
  • Round Ball
SPG Motors
Oriental Motor
AirTac
Koganei
Autonics
magmaengineering.com.au
Home
MAGMA SPARE PARTS
Magma Molds
  • 30 CAL
  • 32 CAL
  • 380
  • 9mm
  • 38 CAL
  • 38 Super
  • 40 CAL - 10MM
  • 41 CAL
  • 44 CAL
  • 45 AUTO
  • 45 COLT
  • 50 CAL
  • 25 - 20
  • 32 -20
  • 32 - 40
  • 38 - 40
  • 38 - 55
  • 40 - 65
  • 44-40
  • 45 -70
  • 475 - 480
  • Round Ball
SPG Motors
Oriental Motor
AirTac
Koganei
Autonics
More
  • Home
  • MAGMA SPARE PARTS
  • Magma Molds
    • 30 CAL
    • 32 CAL
    • 380
    • 9mm
    • 38 CAL
    • 38 Super
    • 40 CAL - 10MM
    • 41 CAL
    • 44 CAL
    • 45 AUTO
    • 45 COLT
    • 50 CAL
    • 25 - 20
    • 32 -20
    • 32 - 40
    • 38 - 40
    • 38 - 55
    • 40 - 65
    • 44-40
    • 45 -70
    • 475 - 480
    • Round Ball
  • SPG Motors
  • Oriental Motor
  • AirTac
  • Koganei
  • Autonics

  • Home
  • MAGMA SPARE PARTS
  • Magma Molds
    • 30 CAL
    • 32 CAL
    • 380
    • 9mm
    • 38 CAL
    • 38 Super
    • 40 CAL - 10MM
    • 41 CAL
    • 44 CAL
    • 45 AUTO
    • 45 COLT
    • 50 CAL
    • 25 - 20
    • 32 -20
    • 32 - 40
    • 38 - 40
    • 38 - 55
    • 40 - 65
    • 44-40
    • 45 -70
    • 475 - 480
    • Round Ball
  • SPG Motors
  • Oriental Motor
  • AirTac
  • Koganei
  • Autonics

30 CAL

No Lube Groove - Optimized for Painted, Hi-Tek, Synthetic Polymer Coatings

MAGMA MOLDS ARE TEST CAST USING: 6% ANTIMONY, 2% TIN, 92% LEAD

Cartoon bullet painting a 'Picture Coming Soon' sign outside a bullet shop.

Cast Diameter: .311 - .312

Sizing Diameter: .309

Description: 


Lube Groove - designed for wax-based lubrication or polymer coatings

MAGMA MOLDS ARE TEST CAST USING: 6% ANTIMONY, 2% TIN, 92% LEAD

Black silhouette of a bullet-shaped object.

30-115 RN BB

Cast Diameter: .311 - .312

Sizing Diameter: .309


A vertical, rectangular striped object with patterns.

30-135 RNFP BB

Cast Diameter: .311 - .312

Sizing Diameter: .309

Description: COWBOY & SILHOUETTE

Black cylindrical rubber gasket or seal.

30-165 RNFP BB

Cast Diameter: .311 - .312

Sizing Diameter: .309

Description: COWBOY & SILHOUETTE

Our molds are engineered specifically for commercial-grade casting. To provide the reloader with maximum flexibility and the tightest possible tolerances, all our molds are designed to cast oversized. ALL projectiles require sizing to meet your firearm's specific bore requirements

Contact Us

Better yet, see us in person!

We love our customers, so feel free to visit during normal business hours.

magmaengineering.com.au

03 5939 4977 sales@magmaengineering.com.au

Hours

Open today

09:00 am – 05:00 pm

Copyright © 2026 magmaengineering.com.au - All Rights Reserved.

Powered by

  • About Us
  • Privacy Policy
  • Shipping & Returns
  • Ordering

This website uses cookies.

We use cookies to analyze website traffic and optimize your website experience. By accepting our use of cookies, your data will be aggregated with all other user data.

DeclineAccept