Skip to navigation Skip to content

Your Cart

Most Orders Ship FREE!

Order by 3PM Central for Same Day Shipping

Earn cashback with every order! Learn more.

Search for:

My Account
Support
Checkout

Search for:

Guns & NFA
Mags
Ammo
Parts & Accessories
Lights
Sights & Optics
- Optics
- LPVO & Scope Mounts
  30mm
  
  34mm
  
  35mm
- Mount Accessories
  30mm
  
  34mm
  
  35mm
- Red Dot Mounts & Risers
- Iron Sights
- IR Devices
Gear
Tools
Brands
Support

Browse

My Account
Customer Support

Want to chat?

Social

Facebook
Instagram
YouTube

All inventory is live; if it’s in-stock, it’s ready to ship!

Complete Upper Receiver Groups

Home / All AR Upper Receivers / Complete Upper Receiver Groups

Showing 1–18 of 26 results

1
2
→

All AR Upper Receivers, Complete Upper Receiver Groups

Daniel Defense DDM4V7 Upper Receiver Group, 16″ 5.56
$1,238.50 Add to cart Brand: Daniel Defense
All AR Upper Receivers, Complete Upper Receiver Groups

Geissele Automatics 14.5″ URG-I Upper Receiver Group, Near Clone
$1,450.00 Add to cart Brand: Geissele Automatics
All AR Upper Receivers, Complete Upper Receiver Groups

Geissele Automatics 11.5″ URG-I Upper Receiver Group, Near Clone
Rated 5.00 out of 5
$1,450.00 Add to cart Brand: Geissele Automatics
All AR Upper Receivers, Complete Upper Receiver Groups

Geissele Automatics Super Duty Mod 1 Upper Receiver Group 11.5″ 5.56, Desert Dirt Color
$1,410.00 Select options Brand: Geissele Automatics
All AR Upper Receivers, Complete Upper Receiver Groups

Geissele Automatics Super Duty Mod 1 Upper Receiver Group 14.5″ Pinned 5.56, Desert Dirt Color
Rated 5.00 out of 5
$1,410.00 Select options Brand: Geissele Automatics
All AR Upper Receivers, Complete Upper Receiver Groups

Geissele Automatics 10.3″ URG-I Upper Receiver Group, Near Clone
$1,450.00 Add to cart Brand: Geissele Automatics
All AR Upper Receivers, Complete Upper Receiver Groups

Geissele Automatics Super Duty Mod 1 Upper Receiver Group 16″ 5.56, Desert Dirt Color
$1,410.00 Select options Brand: Geissele Automatics
All AR Upper Receivers, Complete Upper Receiver Groups

Daniel Defense DD4 RIII FDE, 16″ 5.56 Upper Receiver Group
$1,499.00 Add to cart Brand: Daniel Defense
All AR Upper Receivers, Complete Upper Receiver Groups

Geissele Automatics Super Duty Mod 1 Upper Receiver Group 10.3″ 5.56, Desert Dirt Color
$1,410.00 Select options Brand: Geissele Automatics
Out of stock

All AR Upper Receivers, Complete Upper Receiver Groups, CX, HX

Knight’s Armament SR-15 CQB 11.5″ Mod 2 M-LOK Upper Receiver Group – E3.2 Bolt
Rated 4.71 out of 5
$2,088.62 Read more Brand: Knight's Armament
Out of stock

All AR Upper Receivers, Complete Upper Receiver Groups, CX, HX

Knight’s Armament SR-15 Carbine 14.5″ Mod 2 M-LOK Upper Receiver Group – E3.2 Bolt
Rated 5.00 out of 5
$2,088.62 Read more Brand: Knight's Armament
Out of stock

All AR Upper Receivers, Complete Upper Receiver Groups

Daniel Defense DDM4V7 S Upper Receiver Group, 11.5″ 5.56
Rated 5.00 out of 5
$1,238.50 Read more Brand: Daniel Defense
Out of stock

All AR Upper Receivers, Complete Upper Receiver Groups

Daniel Defense M4A1 FSP RIS II FDE Upper Receiver Group, 14.5″ 5.56 Pinned Upper w/ Surefire SOCOM 3-Prong Flash Hider
Rated 5.00 out of 5
$1,455.00 Read more Brand: Daniel Defense
Out of stock

All AR Upper Receivers, Complete Upper Receiver Groups

Daniel Defense DDM4V7 LW Upper Receiver Group, 16″ 5.56
Rated 5.00 out of 5
$1,179.00 Read more Brand: Daniel Defense
Out of stock

All AR Upper Receivers, Complete Upper Receiver Groups

LMT MRP-L MLOK 12.5″ Midlength ‘Specwar’ Complete Upper Receiver Group
Rated 5.00 out of 5
$1,790.10 Read more Brand: LMT Defense
Out of stock

All AR Upper Receivers, Complete Upper Receiver Groups

Geissele Automatics Super Duty Mod 1 Upper Receiver Group 14.5″ Pinned 5.56, Black
Rated 5.00 out of 5
$1,260.00 Read more Brand: Geissele Automatics
Out of stock

All AR Upper Receivers, Complete Upper Receiver Groups, CX, HX

Knight’s Armament SR-30 MOD 2, 9.5″ Upper Receiver Group – E3.2 Bolt
$2,160.84 Read more
Out of stock

All AR Upper Receivers, Complete Upper Receiver Groups

Daniel Defense DDMK18 RIS II FDE Upper Receiver Group, 10.3″ 5.56
Rated 5.00 out of 5
$1,412.00 Read more Brand: Daniel Defense

Showing 1–18 of 26 results

1
2
→

Search for:

Shop by Brand

Product categories

Accessories
All AR Upper Parts
All AR Upper Receivers
Ammo
Apparel
AR Lower Parts
CX
Gear
Glock & Other Gun Parts
Guns and NFA
HX
Lights
Magazines
Other Gun Parts
Sights and Optics
SR-25, MWS & AR10
Tools

STORE

Home
About
Support
Heroes Program

ACCOUNT

account
privacy policy
terms and conditions

FOLLOW

Instagram
Youtube
Facebook

Home of the Fastest Sweatshop in the West

© Copyright Rooftop Defense 2024. All Rights Reserved.

STORE

Home
About
Support
Heroes Program

ACCOUNT

account
privacy policy
terms and conditions

FOLLOW US

Instagram
Youtube
Facebook

Home of the Fastest Sweatshop in the West

© Copyright Rooftop Defense 2024. All Rights Reserved.