NBS CQB 4 Position Micro AR-15 Lower Build Kit
In stock
The CQB 4 Position Micro AR 15 Lower Build Kit is the ultimate solution for quick and easy maneuverability in close-quarters combat. The CQB AR 15 Stock Kit has a smaller overall size and eliminates the sling loop, allowing for more flexibility in tight quarters. At only 4.9 ounces, it is almost two ounces lighter than the standard AR 15 Stock kit. This kit includes everything you need to finish your AR 15 and variant lower receiver, including a CQB Mil Spec Micro Stock, Surplus AR 15 Lower Parts Kit, Mil-Spec Buffer Tube Assembly, 6-position Aluminum Receiver Extension, 3 oz Buffer, Castle Nut & End Plate, and Carbine Spring. This kit allows you to upgrade your AR 15 lower receiver with high-quality components made to mil-spec standards. This kit is perfect for those who need a lightweight and maneuverable AR 15 for close-quarters combat situations.
Kit Includes:
- CQB Mil Spec Micro Stock
- Surplus AR 15 Lower Parts Kit
- Mil Spec Buffer Tube Assembly
- 6-position 6061-T6 Aluminum Receiver Extension
- 3 oz Buffer
- Castle Nut & End Plate
- Carbine Spring
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Designed for builders who demand reliable performance and real value without unnecessary hype or inflated pricing. NBS stands for "No Bullshit."
Built on Strong Industry Partnerships
Through the strong partnerships AR15Discounts has built with trusted suppliers and vendors, we regularly gain access to premium components often manufactured by or for leading industry names. By purchasing these in volume, we bring them to you under the NBS label, ensuring proven quality reaches your build at a fair price, without the added cost of extensive marketing.
Quality You Can Trust
Every NBS product is specified to the exacting standards we apply to our own rifles. Each component features precision CNC machining, American-made key components where it counts, robust materials, dependable steels, and durable finishes engineered for long-term reliability. These items are either sourced from reputable OEMs or carefully assembled in-house using established name-brand elements, maintaining consistent excellence throughout the lineup.
Complete Solutions for Serious Builders
From stripped and complete uppers to bolt carrier groups, handguards, lower parts kits, and beyond, NBS provides a unified, affordable selection that allows you to complete confident, high-performing builds.
Backed by a Limited Lifetime Warranty
All NBS products come with our Limited Lifetime Warranty for the original owner, covering defects in materials and workmanship. AR15Discounts stands firmly behind these parts because, as shooters ourselves, we use and trust them, delivering honest value and gear you can rely on.
| Weight | 13 oz |
|---|---|
| Dimensions | 9 × 4 × 3 in |
Compliance
NFA (National Firearms Act) compliance is crucial for legal ownership and transfer of regulated firearms and accessories like short-barreled rifles, suppressors, and certain types of ammunition, ensuring adherence to federal regulations to avoid legal penalties and ensure responsible firearm ownership.
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AR-15 Build kit
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