These extensions feature an ergonomic shape that allows for better insertion, and finger grooves, allowing the magazine to be stripped from the handgun if needed.
Specifications:

Caliber	9mm Luger
Capacity	2rd
Finish	Hardcoat Anodized
Model	Magazine Extension
Material	6061-T6 Aluminum
Type
Model Fit	G43
Brand Fit	Glock
Capacity	2