The Pearce Grip Extension replaces the magazine base plate providing better comfort and control by adding approximately 1/2' of gripping surface. It does not alter the capacity of the magazine. Compatible with Glock Gen 3 models 17/18/19/22/23/24/25/31/32/34/35/37/38 and full metal lined magazines only.
Specifications:

Type	Grip Extension
Firearm Type	Glock Mid & Full Size
Firearm Model
Material	Polymer
Finish	Black
Features	Adds .5"
Adjustment Type	No
Positions	Glock
Length of Pull
Rails
Texture Type
Swivel Studs
Free Floating
Grip Type
Tube Included
Max Capacity