Luth-AR 18 in Mark 12 kit minus Lower Receiver w/coll. Stock Black Carbine. 56mm Overall Length: 28 in Barrel Length: 18 in Barrel Profile: Heavy Barrel Twist Rate: 1-9 Threads per Inch: 1/2×28 Handguard Type: Free-Float Muzzle Device: A2 Flash Hider Finish: Anodized Color: Black Gun Model: AR-15 Fabric/Material: Aluminum Gas Block Journal Size-Diameter: .750 in Handguard Length: 15 in Gun Rail: M-LOK Magazine Included: No Package Contents: Luth-AR 18 in Mark 12 kit minus Lower Receiver w/fixed stock Fully assembled 18 in MARK 12 5.56 mm Upper with 15 in Keymod Palm Handguard MBA-1 Buttstock Assembly Complete Lower Parts Kit What firearm models does the manufacturer say Luth-AR 18 in Mark 12 kit minus Lower Receiver w/fixed stock is compatible with? The manufacturer suggests that Luth-AR 18 in Mark 12 kit minus Lower Receiver w/fixed stock is compatible with AR-15Luth-AR RKM12-18-3M: 18 in Mark 12 kit minus Lower Receiver w/coll. Stock Black Carbine
WMD Guns AR-15 A3/A4 Upper Receiver Forged w/M4 Feed Ramps Stripped NiB-X Nickel Original price was: $152.40.$129.99Current price is: $129.99. 
CMMG DISSENT Mk4 300BLK 14.5in P&W Upper Receiver 1-7 Twist 5/8 X 24 TPI .750in 23.6in Midnight Bronze Original price was: $1,499.95.$1,299.00Current price is: $1,299.00. Luth-AR 18 in Mark 12 kit minus Lower Receiver w/coll. Stock Black Carbine
Original price was: $629.99.$592.19Current price is: $592.19.
