Ruger AR-556 Mpr 450bush 18.63 Mlok Blk 5rd

-Caliber: 450 Bushmaster

- Stock: Black Synthetic Collapsible

- Handguard: Free-float M-lok

- Sights: None

- Barrel Length: 18.63

- Thread Pattern: 11/16-24

- Twist: 1:16 Rh

- Capacity: 5

- Finish: Type Iii Hard Coat Anodized

- Height: 7.30

- Weight: 7.4 Lb.

- Overall Length: 35.60

- 38.90

- Length Of Pull: 11.10

- 14.40

- Grooves: 5

- Also Includes: One Magazine

- Lower Receiver Is Fitted With Magpul Moe Grip And Moe Sl Collapsible Buttstock On The Mil-spec Buffer Tube.

- Handguard Is Free-floating For Accuracy And The Slim 15 Length Provides Enhanced Ergonomics And Support.

- Flattop Upper Receiver Includes An Enlarged Window For Easy Ejection As Well As Forward Assist Dust Cover And Brass Deflector. Cnc-machined From Mil-spec Forging And Type Iii Hard Coat Anodized For Maximum Durability.

- Bolt Is Machined From High-strength Superalloy More Than 50% Stronger Than Traditional Msr Bolt Materials And Engineered With Tapered Lugs To Support The Large Case Head Of .450 Bushmaster Ammunition.

- The Ruger Elite 452 Ar-trigger Is A Two-stage Trigger That Offers A Smooth Crisp 4.5 Pound Trigger Pull. It Features A Full-strength Hammer Spring For Consistent Primer Ignition And A Lightweight Hammer That Enables A 30% Faster Lock Time Over Standard Msr Triggers.

- Carbine-length Gas System Provides The Most Reliable Function With .450 Bushmaster Ammunition.
Magpul M-lok Accessory Attachment Slots Along The 3:00 6:00 And 9:00 Positions With Additional Slots On The Angled Faces Near The Muzzle.

- Cold Hammer-forged 4140 Chrome-moly Steel Barrel With Ultra-precise 5r Rifling And Black Nitrided Finish Provides Exceptional Accuracy Longevity And Easy Cleaning. The 1:16 Twist Rate Maximizes Accuracy With Bullets Ranging From 170 To 260 Grains.

- Chrome-plated Bolt Carrier Inside Diameter And Chrome-plated Gas Key Inside Diameter Provide Exceptional Resistance To Hot Gases. The Gas Key Is Staked So That It Will Not Loosen After Extensive Firing.

- Ruger Muzzle Brake Is A Radial Port Design That Significantly Reduces Felt Recoil And Muzzle Movement. The 11/16-24 Threaded Barrel Allows For Standard Muzzle Accessories To Be Installed.
Also Includes: One 5-round Metal Box Magazine.