Mission First Tactical EXDPM556AMB1 Extreme Duty 30rd 223 Rem/5.56x45mm Fits AR-15/M4 Black w/Blue Line American Flag Polymer $19.99
Warne MEG1754BLK Magazine Extension made of 6061-T6 Aluminum with Hardcoat Anodized Black Finish for Glock 17, 22 Magazines (Adds 5rds 9mm Luger, 4rds 40 S&W) $39.99
Pearce Grip PGTCP Grip Extension made of Polymer with Black Finish & Adds Extra Gripping Surface for Taurus TCP $7.46