Skip to navigation
Skip to content
Your Cart
QUESTIONS? CALL US AT 715-790-1322
Customer Photo Gallery
Become a Dealer
Shipping & Privacy
Menu
Customer Photo Gallery
Become a Dealer
Shipping & Privacy
Customer Photo Gallery
Become a Dealer
Shipping & Privacy
Menu
Customer Photo Gallery
Become a Dealer
Shipping & Privacy
QUESTIONS? CALL US AT 715-790-1322
HOME
SHOP
DEALS
CONTACT
ABOUT
Search
Search
$
0.00
0
Cart
HOME
SHOP
DEALS
CONTACT
ABOUT
Search
Search
Close this search box.
$
0.00
0
Cart
HOME
SHOP
DEALS
CONTACT
ABOUT
Search
Search
Close this search box.
$
0.00
0
Cart
AR-15 UPPERS
5.56 Upper
.22 ARC Uppers
6mm ARC Uppers
6.5 Grendel Uppers
AR-15 BUILDER KITS
Handguard Combo Sets
Lower Build Kits
Lower Parts Kits
Buffer System Assemblies
UPPER PARTS
Upper Receivers
Barrels
Gas Blocks & Tubes
Bolts & Bolt Carrier Groups
Charging Handles
Dust Covers
Forward Assist
Handguards
Muzzle Devices
LOWER PARTS
Buffer System Parts
Grips
Magazines
Mag Releases
Selector Switches
Stocks
Takedown Pins
Triggers
GRENDEL HUNTER MISC
SWAG
Replacement Parts
Gift Certificates
Cleaning Supplies
Accessories
Tools
Knives
AR-15 UPPERS
5.56 Upper
.22 ARC Uppers
6mm ARC Uppers
6.5 Grendel Uppers
AR-15 BUILDER KITS
Handguard Combo Sets
Lower Build Kits
Lower Parts Kits
Buffer System Assemblies
UPPER PARTS
Upper Receivers
Barrels
Gas Blocks & Tubes
Bolts & Bolt Carrier Groups
Charging Handles
Dust Covers
Forward Assist
Handguards
Muzzle Devices
LOWER PARTS
Buffer System Parts
Grips
Magazines
Mag Releases
Selector Switches
Stocks
Takedown Pins
Triggers
GRENDEL HUNTER MISC
SWAG
Replacement Parts
Gift Certificates
Cleaning Supplies
Accessories
Tools
Knives
AR-15 UPPERS
5.56 Upper
.22 ARC Uppers
6mm ARC Uppers
6.5 Grendel Uppers
AR-15 BUILDER KITS
Handguard Combo Sets
Lower Build Kits
Lower Parts Kits
Buffer System Assemblies
UPPER PARTS
Upper Receivers
Barrels
Gas Blocks & Tubes
Bolts & Bolt Carrier Groups
Charging Handles
Dust Covers
Forward Assist
Handguards
Muzzle Devices
LOWER PARTS
Buffer System Parts
Grips
Magazines
Mag Releases
Selector Switches
Stocks
Takedown Pins
Triggers
GRENDEL HUNTER MISC
SWAG
Replacement Parts
Gift Certificates
Cleaning Supplies
Accessories
Tools
Knives
Current Deals
Military Discounts
Current Deals
Military Discounts
Current Deals
Military Discounts
BLOG
About Grendel Hunter
FAQ's
Policies
BLOG
About Grendel Hunter
FAQ's
Policies
BLOG
About Grendel Hunter
FAQ's
Policies
Facebook
Twitter
Instagram
My Account
QUESTIONS? CALL US AT 715.790.1322
Most Orders Ship in 1 - 3 Business Days
Home
/
Builder Parts
Builder Parts
No products were found matching your selection.
Search for:
Search
Product categories
AR-15 Builder Kits
(10)
Current Deals
(21)
Featured
(4)
Grendel Hunter Gear
(31)
Cleaning Supplies
(5)
Gift Certificates
(1)
Knives
(10)
Replacement Parts
(5)
SWAG
(6)
Tools
(4)
Lower Build Kit
(2)
Lower Receiver Parts
(122)
Buffer System Assemblies
(2)
Buffer System Parts
(15)
Grips
(15)
Lower Build Kit Inventory Parts
(31)
Lower Parts Kits
(2)
Mag Releases
(19)
Magazines
(6)
Selector Switches
(4)
Stocks
(32)
Takedown Pins
(8)
Trigger Guards
(9)
Triggers
(5)
Upper Receiver Parts
(99)
Accessories
(5)
Barrels
(23)
.22 ARC
(2)
20" Barrels
(2)
5.56
(4)
16" Barrels
(4)
6.5 Grendel
(9)
16" Barrels
(2)
18" Barrels
(2)
19" Barrels
(2)
20" Barrels
(2)
22" Barrels
(1)
6mm ARC
(8)
16" Barrels
(2)
18" Barrels
(2)
20" Barrels
(2)
22" Barrels
(2)
Bolts & Bolt Carrier Groups
(8)
Charging Handles
(13)
Dust Covers
(6)
Forward Assist
(10)
Gas Blocks and Tubes
(9)
Handguards
(7)
AR-15 Handguards
(2)
AR-308 Handguards
(1)
Handguard Combo Sets
(4)
Muzzle Devices
(15)
Upper Recievers
(8)
Uppers
(59)
.22 ARC Uppers
(7)
18" .22 ARC Uppers
(1)
20" .22 ARC Uppers
(6)
5.56 Uppers
(1)
6.5 Grendel Uppers
(27)
16" Uppers
(6)
18" Uppers
(6)
19" Uppers
(6)
20" Uppers
(6)
22" Uppers
(3)
6mm ARC Uppers
(24)
16" 6mm ARC Uppers
(6)
18" 6mm ARC Uppers
(6)
20" 6mm ARC Uppers
(6)
22" 6mm ARC Uppers
(6)
Cart
Save your cart?
x