Keeping a few extra factory magazines around is never a bad idea; extra magazines save loading time at the range and also serve as a backup for those days when you simply cannot remember where you put your primary magazine.
HK Magazine HK USP 40 S&W Polymer Black
Grace USA Brass Hammer
$14.99 - $19.99
Wilson Combat Factory Plus Mainspring Cap Pin 1911
$2.99 - $3.99
AXTS Raptor Ambidextrous Charging Handle Assembly AR-15 Aluminum
$85.45 - $113.95
Kimber Kim-Pro Tac-Mag Magazine with 3 Base Pads 1911...
Smith & Wesson Magazine S&W M&P Shield 40 S&W Stainless Steel
Mec-Gar Optimum Magazine CZ 75 9mm Luger Steel Anti-Friction...
$26.99 - $32.99
Ed Brown Tactical Thumb Safety 1911 Ambidextrous
$58.99 - $60.99
Ed Brown Grip Screw Bushings 1911 Package of 4
$6.99 - $7.99
Pearce Grip Plug Glock 20SF Polymer Black
Browning Magazine Browning Hi-Power 9mm Luger Steel Matte
$47.99 - $54.99
Chip McCormick Shooting Star Magazine with Base Pad 1911...
$21.99 - $22.99
MTM Flip-Top Ammo Box 40 S&W, 10mm Auto, 45 ACP 100-Round Plastic