CMMG Banshee 300 Mk57 5.7 X 28 5" Barrel 20-Rounds
Have more fun at the range with the powerful handgun that is the CMMG Banshee 300 Mk57 from GrabAGun. Using the 5.7 X 28, this reliable handgun hits targets with a solid level of accuracy. Being no small handgun, the Mk57 features a five-inch threaded barrel, 20 round magazine, CMMG oversized Ambi charging handle, CMMG RML4 M-LOK handguard, and more. Order the CMMG Banshee 300 Mk57 from GrabAGun today!
Easier approval. $0 Down. Easy installments up to 60 months. Approvals up to $10,000. No hard credit inquires for Pre-Approval. Apply and Buy Today!
Shoot Now, Pay Later® 4 Pay
Pay in 4. Four Payments, no interest for purchases between $150 to $700. No hard credit inquires for Pre-Approval. Apply and Buy Today!
Shoot Now, Pay Later® 4 Pay and Traditional Financing
Try Pay in 4 at 0% interest for purchases between $150 to $700. Or Select Easy installments up to 60 months. Approvals up to $10,000. No hard credit inquires for Pre-Approval. Apply and Buy Today!
CMMG delivers its lightest and most compact firearms within the BANSHEE line of Short Barreled Rifles (SBR's) and AR pistols. Don't let these little guys fool you though. With a wide range of caliber offerings available, there's plenty of firepower in the BANSHEE line. All BANSHEE 300 series firearms are the shortest configuration that CMMG makes in their respective caliber.
CMMG Banshee 300 Mk57 Specifications
Brand: CMMG
Model: Banshee 300 Mk57
Caliber: 5.7x28
Barrel: 5" Mt 4140cm Sbn, 1:9 Twist, 5.7x28mm
Muzzle: Thread Protector, Threaded 1/2-28
Receiver: Forged 7075-t6 Al Lower, Forged 7075-t6 Al Upper
WARNING: This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to WWW.P65WARNINGS.CA.GOV
Questions And Answers
Reviews
Due to increased state legislation around firearms, you must be 18 to access our site.
