The Pearce Grip PG-43+1 is a magazine extension built for Glock 43, replacing the factory floor plate to add one extra round of capacity plus a steadier gripping surface.

Key Specifications

• Built by Pearce Grips to fit Glock 43 magazines.
• Adds one extra round of capacity.
• Replaces the factory magazine floor plate and internal locking plate for a clean, drop-in install.
• It also adds approximately 3/4-inch of additional gripping surface.
• Molded from durable black polymer built for daily carry and range use.
• Incorporates the factory texture pattern for a seamless, factory-look fit.
• Chambered for 9mm magazines.
• Part of Pearce Grips’ line of drop-in magazine capacity upgrades.
• Measures approximately 3.5 inches in overall length once installed.
• Ships at a shipping weight of about 0.05 lb.

Frequently Asked Questions

How many rounds does this extension add? It adds one extra round of capacity depending on the host pistol, replacing the factory floor plate and internal locking plate in the process.

Does it work on every Glock/host variant? No — fitment is limited to Glock 43; check the compatibility notes above before ordering, since some frame sizes and calibers are excluded.

Buy the Pearce Grip Magazine Extension for Glock 43

Ships fast from a Lubbock, TX gun shop on the Pearce Grip Magazine Extension for Glock 43 from Pearce Grips, part of our Small Glock Parts selection. Pick one up to add capacity and a steadier grip in one drop-in part.