Cosaint Arms
COS21 Double Stack

COS21 Double Stack Commander (4.25") with aluminum tactical frame, flat trigger, custom stippled grip, adj. rear sight with fiber optic front sight Cerakoted in Tungsten & Black
Introducing the all new COS21 Double Stack. Featured above is a Commander length (4.25″) 9mm with hard coat aluminum tactical frame in Tungsten and Black. This update to what competition shooters have used for years is focused more on the carry market. Specific features to note are:
Thinned out grip yet strong enough to handle thousands of rounds
New rounded cocking serrations without sharp edges yet allow a sure grip
Tactical hard coat anodized alloy frame
Full-size custom stippled polymer grip with texture to control the gun but not leave you raw after a few hundred or thousand rounds
Fixed ledge blacked out notch rear sight and fiber optic front
28 oz. (without a magazine)
2 each of the most reliable magazines on the market-MBX Extreme 126mm
Cerakoted-Your option (pictured in tungsten & Black)
Available in 9mm & 45 ACP
In addition, we have added a compact 3.5″ in 9mm as well as steel framed commanders (4.25″) and government (5.0″) models with full dust cover in 9mm, 45 ACP, 40 S&W and 10mm.

COS21
SKU-DFTTM
Size-Commander 4.25″
Caliber 9mm & 45 ACP
Slide-Flat Top Tactical
Frame-Tactical Aluminum
Barrel-4.25
Grip-Full Size Polymer
Trigger Pull-3.5-4.0 lbs.
Safety-Single Side
Front Sight-Fiber Optic
Rear Sight-Fixed Ledge
Weight-28.0 oz.
Magazine(s) 2 each MBX 126mm 20+1 in 9mm and 14+1 in 45 ACP
Cerakote-Your option
MSRP-$2,100
