Warne 3306 Magazine Extension Black, +3 (9mm Luger), +4 (40S&W), for S&W M&P 9/40

Warne MEG1932DE Magazine Extension made of 6061-T6 Aluminum with Hardcoat Anodized Flat Dark Earth Finish for Glock 19, 23 Magazines (Adds 3rds 9mm Luger, 2rds 40 S&W)

WARNE SIG P320 9MM MAG EXT +5 BLK

WARNE M&P 9/40 MAG EXTENSION FDE

WARNE M&P 9/40 MAG EXTENSION BLK

WARNE SIG P320 9MM MAG EXT +5 GRY

WARNE SIG P320 9MM MAG EXT +5 FDE

WARNE GLOCK 42 MAG EXTENSION +2 BLK

WARNE GLOCK 19/23 MAG EXT +5/+4 GRY

WARNE GLOCK 19/23 MAG EXT +5/+4 BLK

WARNE GLOCK 17/22 MAG EXT +5/+4 RED