Henning Group Blueline Magazine Extension and Spring for Glock 21 / 41 - 45 ACP
Blueline Kit Magazine Extension and Spring extends capacity to 16 + 1.
Glock 21 / 41 - 45 ACP 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.
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