SKU: 98772950105

M16 Nickel Boron PW1 Bolt Carrier Group

Sale price$116.95 Regular price$129.95
Save 10%

Pay in installments of $32.49 with ShopPay, AfterPay and Klarna

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 6 - Aug 11

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

M16 Nickel Boron PW1 Bolt Carrier GroupThis is our new and improved Nickel Boron Coating which has a 72 Rockwell hardness value which is stronger than standard Nickel Boron, NiB X, Chrome and Mag. Phos. With the added hardness you have a slick feel allowing the bolt carrier group to cycle twice as long as most bolt carrier groups without the need to oil and clean the rifle. This BCG cleans easily and will not discolor like standard Matte finish NiB BCG's. Unlike standard Nickel Boron

 

This is our new and improved Nickel Boron Coating which has a 72 Rockwell hardness value which is stronger than standard Nickel Boron, NiB-X, Chrome and Mag. Phos. With the added hardness you have a slick feel allowing the bolt carrier group to cycle twice as long as most bolt carrier groups without the need to oil and clean the rifle. This BCG cleans easily and will not discolor like standard Matte finish NiB BCG's. Unlike standard Nickel Boron coatings which come with a matte finish, meaning it has a 1-2% Boron content leaving it susceptible to wear and possible flaking, the NiB P1W5XG coating has a polished gun metal look and WILL NOT FLAKE! This Bolt carrier group will hold up in the harshest conditions and outlast and compete with the best BCG's on the market. These BCG's have been both Magnetic Particle Inspected (MPI) and High Pressure Tested (HPT) Bolts come with MPI/9310 Logo. 

- NiB M16 8620 steel Carrier

- NiB 9310 Steel Bolt

- NiB Billet Gas Key

- NiB Billet Extractor

- NiB Cam Pin

- Properly Staked Gas Key

- Extractor Insert with Crane O-Ring upgrade

- MPI (Magnetic Particle Inspected)

- HPT (High Pressure Tested)

- Shot Peened

- Bolt engraved with MPI/9310

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 98772950105

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.3 ★★★★★
Based on 23 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
B
Verified Purchase
Bargain Rig
San Leandro, US
★★★★★ 5
Comfortable, Durable, and Stylish
Perfect gift choice! Excellent quality socks with a variety of colors to match any wardrobe.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 30, 2025
T
Verified Purchase
The bookish health nut
Grantham, US
★★★★★ 5
Absolutely Essential for Any Athlete or Gym-Goer!
Size: Large, Color: (035) Steel / White / Black
I recently purchased the Under Armour Unisex-Adult Training Cotton No Show Socks 6 Pack, and I must say, they've become an indispensable part of my workout gear. Here's why these socks are a game-changer: Comfort Above All: These socks are incredibly comfortable. Made from a blend of cotton and synthetic fibers, they provide just the right amount of cushioning without feeling bulky. Whether I'm running, lifting weights, or doing yoga, my feet feel supported yet free. No Show, All Go: True to their name, these socks stay perfectly in place without slipping down into my shoes. This is crucial for maintaining a professional look at the gym or during sports activities. No more embarrassing sock peeks or having to constantly adjust them. Durability: For the price, these socks hold up remarkably well. I've washed them multiple times, and they haven't lost their shape or elasticity. They've survived the rigors of both my workouts and laundry day. Breathability: The material mix allows for excellent breathability. My feet stay dry and cool, reducing the chances of blisters or discomfort during long sessions. Pack Value: Getting six pairs in one go is fantastic. It means I always have a fresh pair ready, which is perfect for someone like me who works out frequently. Fit for All: These socks fit true to size and are designed to be unisex, making them a versatile choice for anyone looking to upgrade their sock game. If you're in the market for socks that combine comfort, performance, and style, look no further. Under Armour has nailed it with these no-show socks. They've quickly become a staple in my wardrobe, and I find myself reaching for them over any other sock I own. Highly recommended for anyone serious about their fitness routine or just wanting reliable, high-quality socks. 5 out of 5 stars - These socks are a must-have!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 25, 2024
D
Verified Purchase
DLynn
New York, US
★★★★★ 5
My Husband’s Favorite Socks
Size: Large, Color: (035) Steel / White / Black
The Under Armour Unisex Training Cotton No Show Socks have become my husband’s absolute favorite socks—and he’s pretty picky about socks. Comfortable Fit: They’re soft, comfortable, and fit well without being too tight. They stay in place all day with no slipping or bunching. Great for Everyday Wear: Perfect for workouts, walking, and everyday use. They provide just the right amount of cushioning without feeling bulky. Durable & Long-Lasting: These hold up really well through regular wear and washing. They keep their shape and don’t wear thin quickly. Reliable Under Armour Quality: You can tell they’re well made. Consistent quality that matches what you expect from Under Armour. Overall Impression: When someone has a favorite sock and keeps reaching for it, that says everything. These are comfortable, durable, and dependable.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 30, 2025
K
Verified Purchase
Kendall King
Omaha, US
★★★★★ 5
Quality Under Armour socks
Size: Large, Color: (100) White / White / Black
Nice medium thick sock that is breathable but cushioned. It stays put in the show and doesn’t fall down. Fit is true to size, no show/minimal show
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 2, 2026
J
Verified Purchase
Jessica Beste
New York, US
★★★★★ 5
Perfect Pairs
Size: Large, Color: (100) White / White / Black
Very comfortable, soft & affordable..
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 19, 2026

recommand products