Henning +5 9mm Magazine Extension Glock 17 19X 45 Listing ID: 3092191

Selling one Henning Group magazine extension baseplate for 9mm Glock models 17, 19x, 34, and 45. New in original factory packagin, never used. Adds plus 5 rounds of 9mm to the normal 17 round capacity for a total capacity of 21+1 rounds.