WP360 No Nonsense Precision Mil-Spec Upper

Buy Now – $440

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Status: Currently In Production

SKU: WP360‑NN-MS-16556

Overview
This No Nonsense Precision Mil‑Spec Upper is purpose‑built for shooters who demand top‑tier craftsmanship and uncompromising performance—all at a competitive price. Every component is American‑made, precision‑machined, and individually inspected to ensure flawless fit, function, and finish. 

This complete upper assembly includes a premium bolt carrier group, standard charging handle, and flip‑up iron sights—all professionally installed, aligned, and sighted in. Featuring a forged 7075‑T6 upper receiver, a 16" stress‑relieved 4150 CMV barrel with a QPQ black‑nitride finish, and a lightweight free‑float handguard, this package is engineered for long‑term durability, repeatable accuracy, and consistent operation. 

With its 5.56 chamber offering full compatibility with both .223 Remington and 5.56 NATO ammunition, it’s ideal for training, tactical use, or competitive applications. Fully assembled, test‑fired, and factory sighted‑in, the WP360 No Nonsense Precision Mil‑Spec Complete Upper arrives ready to run right out of the box. 

Upper Receiver

• Forged from 7075‑T6 aluminum for unmatched strength and rigidity

• Precision‑machined to Mil‑Spec M16/M4 standards for perfect fitment

• M4 feed ramps ensure reliable feeding under all conditions

• Type III hard‑coat anodized finish with light laser‑engraved T‑marks

• Forward assist and dust cover pre‑installed

• .250 takedown pin holes guarantee universal compatibility

• 100% Made in the USA

Barrel

• 16" 5.56 NATO, Government profile for balanced accuracy and handling

• 4150 CMV steel, stress‑relieved after rifling for tight tolerance consistency

• QPQ Blacknitride+™ finish by H&M for corrosion resistance and reduced wear

• Mid‑length gas system with .750” journal for smoother recoil impulse

• 1:7 twist rate optimized for 62–77 grain .223 & 5.56 ammunition

• Individually head‑spaced and air‑gauged for verified precision

• M4 barrel extension with nitride‑coated feed ramps

• Dimpled for gas block alignment; target‑crowned muzzle (11°)

• Weight: 29 oz; 1/2‑28 muzzle threads

• 100% American Made

Handguard

• 15" free‑float 6061‑T6 aluminum for maximum barrel harmonics control

• Continuous top Picatinny rail and M‑LOK® slots at 3, 6, and 9 o’clock

• Anti‑rotation tabs ensure rock‑solid lock‑up on forged uppers

• 6061‑T6 barrel nut—no indexing required

• Type III hard‑coat anodized finish for long‑term durability

• Internal diameter: 1.350", total weight with hardware: 12.6 oz

• Compatible with low‑profile gas blocks

• 100% Made in the USA

Bolt Carrier Group (BCG)

• M16‑profile carrier, 8620 steel, H&M Black Nitride finish

• Bolt: 9310 steel, heat‑treated, shot‑peened, batch MPI/HPT tested

• Gas key: 4140 billet steel, properly seated and staked with Grade 8 hardware

• Cam pin and extractor: 4140 steel, heat‑treated and nitride‑finished for longevity

• Extractor includes insert and Viton O‑ring for secure case ejection

• Firing pin: 17‑4 H900 stainless, precision‑ground before plating

• Test‑fired, inspected, and verified for 100% functional reliability

• 100% Made in the USA

Charging Handle

• Standard AR15 Mil‑Spec design

• Machined from 6061‑T6 billet aluminum

• Black anodized finish, lightweight at only 1.5 oz

• Proudly Made in the USA

Gas System

• Low‑profile .750 gas block, 4140 heat‑treated steel, QPQ Blacknitride finish

• Mid‑length stainless gas tube with coiled roll pin

• 100% Made in the USA

Muzzle Device

• Classic A2 Birdcage flash hider/compensator

• 4150 steel, phosphate‑coated finish for durability

• 1/2‑28 threads with crush washer included

• Six‑slot pattern, solid bottom to minimize ground dust signature

• Weight: 2.56 oz

Flip‑Up Iron Sights

• Machined aluminum construction for rugged field reliability

• Spring‑loaded pop‑up action for instant deployment

• Compatible with all Picatinny/Weaver rail systems

• Front sight adjustable for elevation; rear for windage

• Low‑profile folding design remains unobtrusive when stowed

• Lightweight, includes front sight adjustment tool

Buy Now – $440