Pearce Grip Magazine Extension w/Grip Polymer Glock 43 1-Round Black. This extension replaces the magazine floor plate providing one extra round of capacity and approximately 3/4" additional gripping surface for better control and comfort while also incorporating the factory texture pattern. (actual length 0.820") Specifications for Pearce Grip Glock 43 1-Round Magazine Extension w/Grip: Manufacturer: Pearce Grip Color: Black Fabric/Material: Polymer Finish: Black Magazine Capacity: 1 Round Gun Make: Glock Gun Model: Glock 43 Condition: New Package Contents: Pearce Grip Glock 43 1-Round Magazine Extension w/Grip The Pearce Grip Glock 43 1-Round Magazine Extension w/Grip is a quality addition to the Pearce Grip lineup. For more great deals on Pistol Magazine Extensions by Pearce Grip please browse our Pearce Grip Magazine Extensions page. What firearm models does the manufacturer say Pearce Grip Glock 43 1-Round Magazine Extension w/Grip is compatible with? The manufacturer suggests that Pearce Grip Glock 43 1-Round Magazine Extension w/Grip is compatible with Glock 43Pearce Grip PG43+1: Magazine Extension w/Grip Polymer Glock 43 1-Round Black