Springer Precision

140mm Magazine Extension for Beretta PX4



• 21 rounds with the fullsize 9mm 17rd mag with the extra power spring
• 19 rounds with the compact 9mm 15rdrd mag with the extra power spring
• 21 rounds with the fullsize 9mm 20rd mag with the extra power spring
• 17 rounds with the fullsize 40cal 14rd mag with the extra power spring

• PX4 fullsize 9mm 17rd magazines
• PX4 compact 9mm 15rd magazines
• PX4 fullsize 9mm 20rd magazines
• PX4 sub-compact requires modification to work
• PX4 fullsize 40cal 14rd magazines
• PX4 compact 40cal 12rd magazine
• PX4 fullsize 40cal 17rd magazine
• Does not work with restricted capacity magazines

Product Overview:
Springer Precision has designed and created the 140mm extended capacity magazine for the Beretta PX4 using precise machining methods that offers a lifetime of durability.  The product is hard anodized and offered in 3 different colors. The unique locking mechanism allows for a very solid attachment with a simple  discrete set screw. They are specifically designed to work with our magwells and fit the USPSA 140mm magazine gauge. The unique attachment provides a sleek low-profile design that is very stable and easy to remove.

Custom engraved and custom colors are non-returnable

Installation Instructions

Please note: It's crucial to test and verify compatibility before using in competition settings, especially with 140mm/170mm magazine configurations. Variances can occur between mass-produced magazines, particularly in the magazine lips connecting with the extension/basepad.

Current stock: 0

Custom Name Engraving +$5
Numbering +$1
1.40 Ounces
Proudly in the USA
6-32 extended tip screw, 1/16 hex wrench
USA 6061-T6511 Aluminum
Lifetime Warranty