Hi Ben, yes, according to the DB web site this has AR Maglock Kit >>> https://diamondbackfirearms.com/portfolio/db1790k001/
Stay safe & have a great day!

Hi Benjamin and welcome. Yes Sir it does have a Mag Lock installed. cheers, stay safe and enjoy!

yes it does according to Diamondback see *****
DB1790K001
DB1790K001
MSRP: $845.00
UPC: 810035754768
Finish: Black Anodized Hardcoat
Caliber: 5.56 NATO
Barrel: Diamondback Barrels 16″ 5.56, Carbine-Length, Medium, 4150 CrMov, Black Nitride
Barrel Twist Rate: 1:8 RH
Gas System: Carbine Length Gas System
BCG: Shot-Peened, Magnetic Particle Inspected Mil Spec 8620 Carrier
Lower Receiver: Forged 7075 T-6 Aluminum
Upper Receiver: A3 Flattop Forged 7075 T6 Aluminum
Handguard: 12″ M-LOK Rail
Grip: Moe Grip
Stock: Moe Carbine Stock
Magazine: Gen M3 PMAG 10RD
Sights: No Sights
Muzzle Device: A2 Flash Hider (1/2 x 28)
Trigger: Standard Trigger
******CA Compliant Attachment: AR Maglock Kit
https://diamondbackfirearms.com/portfolio/db1790k001/