This is the Grand Power K100, X-CALIBUR 9mm 25-round extended magazine. 

Maximize your Grand Power’s capacity with this high-quality factory extended magazine!

Featuring a steel body and a high-tensile steel spring, this magazine delivers superior durability. Its anti-tilt polymer follower keeps each round perfectly aligned and feeding flawlessly, while the side-facing witness holes let you know how many rounds you have left! 

Regardless of the role your Grand Power pistol plays, this extended magazine will ensure it runs smoothly!

Order yours today, as they may not be available tomorrow!