UTG PRO S3 Mil-Spec AR-15 Buttstock Kit – All Parts Included – Buffer, Tube, Springs, & More

Based on 12 reviews

Out of Stock
Orders will Ship within 1 Business Day
Backed by the UTG Lifetime Warranty!
TOP ADD-ON'S
AT3™ Pro-Builder™ AR-15 Lower Parts Kit - No Grip or Trigger Assembly

AT3™ Pro-Builder™ AR-15 Lower Parts Kit - No Grip or Trigger Assembly

$29.99

UTG PRO S3 Mil-Spec Buttstock Kit – All Parts Included – Buffer, Tube, Springs, & More

  • Built for Heavy-duty Use with the Tightest Tolerance Controls to Provide the Most Secure Fit and Function
  • Mil-spec Stock Molded from Impact Resistant High-strength Polymer in Black
  • Mil-spec Diameter Extension Tube Precision Machined from Aircraft Grade Aluminum with Rolled Threads, and Anodized for Best Corrosion and Wear Resistance
  • Built-in Rubberized Butt Pad and a Slanted Cheek Rest Enhances Shooting Stability and Promotes Consistent Firearm Control
  • Integral Ambidextrous Sling Loop and QD Sling Swivel Housing for Left or Right Handed Shooters
  • Unique 6.05″ Length and Sub Compact Profile for superior lightweight, yet comfortable performance with 6 position adjustability
  • Snag Free Performance with Fully Dehorned Corners and Melted Contours for Increased Comfort
  • Made in the USA

Includes:

  • Polymer Stock
  • Mil-spec 6 Position Extension Tube
  • Carbine Buffer
  • Buffer Spring
  • Tear-drop Ring
  • Castle Nut

Specifications

  • Material: Aluminum/Polymer
  • Height: 4.75″
  • Length: 6.05″
  • Weight: 16.9 oz
  • Color: Black or FDE

Products available on this page:

The AT3 Tactical store has a 90 day no-hassle return policy for products in good condition. You can view the full details of our return policy here.

If you encounter an issue or defect with a product after 90 days of your purchase, you can refer to the manufacturer for a warranty claim. Their policies are below.

UTG Lifetime Warranty

Leapers, Inc. warrants that all UTG & UTG PRO products conform to published specifications and are free from defects in material and workmanship. We will repair or replace defective products for the duration of the product’s life span. Our dedicated in-house customer service professionals will provide the best-in-class UTG experience.

Please note that this warranty does not extend to products disassembled, damaged from misuse, accidental impact, negligence, natural disasters/accidents, or unauthorized repair or alteration.

Warranty Instructions

  • Go to Warranty Request under Customer Service on our website.
  • Fill out the necessary contact and product information to the best of your knowledge.
  • A purchase receipt is required for all warranty cases and needs to be attached at the end of the form.
  • Finalize the case by submitting the information to us.
  • You will hear from one of our customer service reps within 24-48 hours and we will provide you with additional information and instructions.
  • No return will be accepted without an RA#.
  • For any questions regarding the process, please feel free to call at (734)542-1500.

Disclaimer: Manufacturer’s warranty is subject to change without prior notice.

4.8 12 reviews
1
0%
2
0%
3
0%
4
17%
5
83%
4.8 12 reviews
1
0%
2
0%
3
0%
4
17%
5
83%
Leave your review
Rating
4.8 12 reviews
1
0%
2
0%
3
0%
4
17%
5
83%

Customers who viewed this item also viewed these products

UTG PRO S2 Mil-Spec Buttstock Kit - All Parts Included - Buffer, Tube, Springs, & More

UTG PRO S2 Mil-Spec AR-15 Buttstock Kit - All Parts...

(7)
$64.97
UTG PRO S2 Mil-Spec Buttstock Kit – All Parts Included – Buffer, Tube, Springs,
UTG PRO S1 Mil-Spec Buttstock Kit - All Parts Included - Buffer, Tube, Springs, & More

UTG PRO S1 Mil-Spec AR-15 Buttstock Kit - All Parts...

(5)
$69.97
UTG PRO S1 Mil-Spec Buttstock Kit – All Parts Included – Buffer, Tube, Springs,

UTG Pro AR-15 Ops Ready S4 Mil-Spec Stock Kit -...

(20)
$59.97
Compact AR-15 Stock Kit for CQB and PDWs The two-piece S4 stock comes with
AT3™ Mil-Spec AR-15 Buttstock Kit - Stock, Buffer, Tube, Springs, Plate

AT3™ Mil-Spec AR-15 Buttstock Kit - Stock, Buffer, Tube, Springs,...

(61)
$60.99
This buttstock kit combines a Mil-Spec stock and buffer tube with all the needed
UTG PRO 6-Position Mil-spec Stock Kit - All Parts Included - Buffer, Tube, Springs, & More

UTG PRO 6-Position Mil-spec AR-15 Stock Kit

(15)
$54.97
UTG PRO 6-Position Mil-spec Stock Kit – All Parts Included – Buffer, Tube, Springs,

UTG Pro Six Position Mil-spec AR-15 Buffer Tube Kit

(3)
$37.97
Complete UTG Buffer Assembly – Add Your Own Stock This receiver extension kit from
UTG PRO S3 Buttstock - Mil-Spec

UTG PRO S3 AR-15 Buttstock - Mil-Spec

(34)
$27.97
UTG PRO S3 Buttstock – Mil-Spec Built for Heavy-duty Use with the Tightest Tolerance

UTG A2 Fixed AR-15 Rifle Stock Assembly - All Parts...

(39)
$82.97
Highly Recommended Rock Solid Fixed Stock – Tough Finish, Easy to Install This is
AT3™ Mil Spec Buffer Tube Kit For AR-15

AT3™ Mil Spec Buffer Tube Kit For AR-15 - 9...

(88)
$39.99
The perfect kit for your next build – at a price that can’t be

UTG Pro AR-15 Pistol Buffer Tube Kit - Buffer, Springs,...

$54.97
AR-15 Pistol Buffer Tube Kit The UTG AR-15 Pistol Buffer Tube Kit comes with

UTG Pro AR-15 Pistol Buffer Tube

$32.97
AR-15 Pistol Buffer Tube This US-made AR-15 Pistol Buffer Tube from UTG threads into
UTG PRO S2 Buttstock - Mil-Spec

UTG PRO S2 AR-15 Buttstock - Mil-Spec

$29.97
UTG PRO S2 Buttstock – Mil-Spec Built for Heavy-duty Use with the Tightest Tolerance
UTG PRO S1 Buttstock - Mil-Spec

UTG PRO S1 Buttstock - Mil-Spec

(18)
$34.97
UTG PRO S1 Buttstock – Mil-Spec Proudly Designed and Made in USA Built for

Luth-AR Mil-Spec AR-15 Carbine Buffer Tube Kit

$48.83
Luth-AR Mil-Spec AR-15 Buffer Tube Kit Whether you’re replacing a commercial AR-15 buffer tube
UTG Pro Mil-Spec Buffer Tube 6-Position Receiver Extension

UTG Pro Mil-Spec AR-15 Buffer Tube 6-Position Receiver Extension

(42)
$21.97
Superior Quality Mil-Spec Buffer Tube – Unbeatable Value The UTG Pro 6-position Mil-Spec receiver

Frequently purchased together

Black Warhammer with BCG

AT3™ Black Nitride 5.56 Bolt Carrier Group with Breek Arms...

(54)
$129.94
AT3 Black Nitride BCG + Breek Warhammer AR-15 Charging Handle The AT3 Tactical BCG
UTG PRO Monolithic M-LOK Handguard for MP5K

UTG PRO Monolithic M-LOK Handguard for MP5K

(2)
$189.97
UTG PRO Monolithic M-LOK Handguard for MP5K: Compact Modularity for Subcompact Platforms The UTG
Caldwell DeadShot Front Rifle Rest

Caldwell DeadShot Front Rifle Rest

$26.77
Caldwell DeadShot Front Rifle Rest The Caldwell DeadShot Front Rifle Rest is a water-resistant
UTG Super Slim Vertical Foregrip - M-LOK

UTG Super Slim Vertical Foregrip - M-LOK - (DISCONTINUED)

(8)
Lightweight & Ergonomic Ultra-Slim Vertical Foregrip The UTG Super Slim Vertical Foregrip – M-LOK
AT3™ AR-15 M-LOK Handstop - Black

AT3 Tactical Handstop - M-LOK - 9 Colors Available

(35)
$19.99$17.99
A Small Addition To Your AR For A More Positive Handling & Improved Weapon
UTG Pro AR-15 Ops Ready S4 Mil-Spec Stock - AT3 Tactical

UTG Pro AR-15 Ops Ready S4 Mil-Spec Stock

(29)
$27.97
Lightweight 2-Piece Stock with Enhanced Cheek Weld This unique stock features a unique two-piece

Strike Industries Bipod Grip - Picatinny - Quick Detach

(6)
The Strike Bipod Grip: Versatile Control and Stability for Your Picatinny Rail Elevate your
UTG M-LOK Ultra Slim Handstop

UTG Ultra Slim Handstop - M-LOK - Aluminum

(9)
UTG M-LOK Ultra Slim Handstop: Compact Ergonomic Control This ultra-slim handstop provides enhanced firearm
AT3™ AR-15 M-LOK Angled Foregrip - Black

AT3 Tactical Angled Grip - M-LOK - Available in 9...

(29)
$39.99$35.99
Low-Profile Angled Foregrip For A Safe, Faster, & More Accurate Follow-up Shots The AT3™
Strike Link Angled Handstop with Cable Management

Strike Link Angled Handstop - M-LOK/KeyMod - w/ Cable Management

(61)
Strike LINK Angled Handstop with Cable Management System The LINK Angled Handstop by Strike
Armorer's Wrench for AR-15 & Multi-Function Tool by AT3™

Armorer's Wrench for AR-15 Multi-Function Tool by AT3™

(120)
$22.99
This perfect tool for AR builds that allows installation & removal of barrel nuts,

Questions & Answers

Don't see the answer
you're looking for?

Loading questions...