Henning Blueline Magazine Grip Extension for Glock

Magazine extension for Glock 17/34 increases capacity to 21 + 1

Glock 17, 17L, 34 - 9mm Standard Length Mags 



Designed in collaboration with a current SWAT Operator and US Army Veteran, our Magazine Extensions offer:           



Confident magazine indexing through our patent pending design.

Improved grip support for shooters with larger hands.

Basepad allows for an effortless strip with the knife-edge of the support hand on malfunctions or stuck magazines.

Designed by a door-kicker, for door-kickers.



The kit comes with magazine extension and a longer magazine spring.