Lower Parts
Looking to get new parts for your AR's lower receiver. This is the place to look, with hundreds of parts from stocks and grips to a new mag release button. Shop with Grid Defense to customize and build the best lower receiver you can. Make your firearm look, feel, and perform the best with our selection of OE and aftermarket parts.
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On Sale
Tactical Dynamics Skeleton Grip - OD Green
Sale: $69.00MSRP: $79.00Tactical Dynamics Skeleton Grip - OD Green Finished in Magpul Olive Drab Green Machined from 7075-T6 Aluminum Durable and Lightweight AR Skeleton Pistol Grip. Compatible with AR15/AR10 Platforms Unique Design Made in the USASale: $69.00MSRP: $79.00 -
On Sale
SB Tactical SBA3 Adjustable Pistol Brace With Grid Defense Buffer Tube Kit - OD Green
Sale: $119.95MSRP: $169.95SBA3 With Grid Defense Buffer Kit - OD Green SB Tactical SBA3 Pistol Stabilizing Brace - OD Green Complete Grid Defense Buffer Tube Assembly Kit Carbine buffer (3 oz) Carbine buffer spring Carbine stock end plate Carbine stock lock...Sale: $119.95MSRP: $169.95 -
VITAL TRIGGER GUARD - ZOMBIE GREEN
$15.99Vital Trigger Guard - Zombie Green With it's slim design, it offers coverage where it is needed serving its purpose: but yet not getting in the way when inquiring your target. Material: Plastic Weight: 1.54oz Includes: Pin & Allen Set...$15.99 -
MIL-SPEC CARBINE BUFFER TUBE - OD GREEN
$30.00MIL-SPEC CARBINE BUFFER TUBE - OD GREEN Made in the USA Compatible with M4 Type Butt Stocks 6 Position Machined from 7075-T6 Aluminum Weight: 3.6oz OD Green Cerakote Finish$30.00 -
Out of stock
TACTICAL DYNAMICS SKELETON GRIP - ZOMBIE GREEN
$79.00TACTICAL DYNAMICS SKELETON GRIP - ZOMBIE GREEN Finished In Zombie Green Machined from 7075-T6 Aluminum Durable and Lightweight Compatible with AR15/AR10 Platforms Unique Design Made in the USA$79.00 -
Out of stock
MIL-SPEC CARBINE BUFFER TUBE - ZOMBIE GREEN
$30.00MIL-SPEC CARBINE BUFFER TUBE - ZOMBIE GREEN Made in the USA Compatible with M4 Type Butt Stocks 6 Position Machined from 7075-T6 Aluminum Weight: 3.6oz Zombie Green Cerakote Finish$30.00 -
TIMBER CREEK ENFORCER AR PISTOL GRIP - OD GREEN
$99.99TIMBER CREEK ENFORCER AR PISTOL GRIP - OD GREEN Made in USA Cerakote finish CNC machined from aircraft grade billet aluminum Manufactured by Timber Creek Outdoors Inc.$99.99 -
On Sale
Ghost Grip - OD Green
Sale: $8.99MSRP: $19.99The Ghost Grip is designed for Made In the USA Made From: reinforced Plastic composite Slim Lightweight Design Incorporates finger groves to insure a tight and comfortable hold Ghost "G" Engraved into the left hand side of...Sale: $8.99MSRP: $19.99 -
Out of stock
TIMBER CREEK AR EXTENDED MAGAZINE RELEASE - OD GREEN
$19.99AR EXTENDED MAGAZINE RELEASE - OLIVE DRAB GREEN Aircraft grade billet aluminum OD Green Cerakote Finish Made in the USA Manufactured by Timber Creek Outdoors Inc. OD Green Mag Release$19.99 -
Out of stock
TIMBER CREEK AR OVERSIZED TRIGGER GUARD - OD GREEN
$23.99AR OVERSIZED TRIGGER GUARD - OLIVE DRAB GREEN Weight 0.4oz OD Green Extra room around trigger Replacement trigger guard manufactured by Timber Creek Outdoors, Inc$23.99 -
On Sale
Grid Defense AR-10 80% Billet Lower Receiver Without Fire/Safe - OD Green
Sale: $100.00MSRP: $250.00Grid Defense AR-10 80% Lower Receiver Without Fire/Safe - OD Green Machined from 6061-T6 Billet Aluminum Made in house in the USA Flared and Broached Magwell Finished in OD Green Cerakote Does not have Fire/Safe Makings Compatible with DPMS...Sale: $100.00MSRP: $250.00 -
MIL-SPEC PISTOL BUFFER TUBE - ZOMBIE GREEN
$25.00MIL-SPEC PISTOL BUFFER TUBE - ZOMBIE GREEN Made From: Forged 7075 aluminum Zombie Green Cerakote Finish **Buffer, Castle Nut, End Plate Not Included**$25.00 -
Grid Defense Mil-Spec Carbine Buffer Tube Assembly - OD Green
$40.00Grid Defense Mil-Spec Carbine Buffer Tube Kit - OD Green Made in the USA Compatible with M4 Type Butt Stocks 6 Position Carbine Buffer Tube Machined from 7075-T6 Aluminum End Plate Castle Nut Carbine Buffer Spring Carbine Buffer Weight: 9...$40.00 -
On Sale
VITAL TRIGGER GUARD - OD GREEN
Sale: $14.39MSRP: $15.99Vital Trigger Guard - OD Green With it's slim design, it offers coverage where it is needed serving its purpose: but yet not getting in the way when inquiring your target. Material: Plastic Weight: 1.54oz Includes: Pin & Allen Set...Sale: $14.39MSRP: $15.99 -
On Sale
Tactical Dynamics Skeleton Stock - OD Green
Sale: $56.00MSRP: $109.00Tactical Dynamics Skeleton Stock Finished in Magpul Olive Drab Green Cerakote Made in the USA Compatible with Milspec Carbine Buffer Tube Machined from 6061-T6 Aluminum Specs 6 3/4" Long 5 1/4" Contact Area 1 1/4" Wide 9.65ozSale: $56.00MSRP: $109.00 -
Out of stockOn Sale
Grid Defense AR-9 80% Lower Receiver Without Fire/Safe Engravings - OD Green
Sale: $89.00MSRP: $179.00Grid Defense AR-9 80% Lower Receiver - OD Green Finished in OD Green Cerakote Machined from 6061 billet aluminum Compatible with any Glock style small frame pistol calibers Compatible with Glock pattern or style magazines Magazine release button...Sale: $89.00MSRP: $179.00 -
On Sale
SB Tactical SBA4 Adjustable Pistol Brace With Grid Defense Buffer Tube Kit - OD Green
Sale: $119.95MSRP: $169.95SBA4 with Grid Defense Buffer Kit - OD Green SB Tactical SBA4 Pistol Stabilizing Brace Complete Grid Defense Buffer Tube Assembly Kit Carbine buffer (3 oz) Carbine buffer spring Carbine stock end plate Carbine stock lock ring-castle nutSale: $119.95MSRP: $169.95 -
Out of stock
Magpul CTR Mil-Spec Stock - OD Green
$64.95Magpul CTR Mil-Spec Stock - OD Green Mounts on milspec-sized receiver extension tube Shielded release latch Removable butt-pad Sling mounts$64.95 -
Out of stock
MAGPUL MOE CARBINE STOCK - OD GREEN
$44.95Magpul MOE Carbine Stock - OD Green Made in the USA Mounts on Mil-Spec Carbine Receiver Weight: 8.0oz Compatible with Magpul ASAP, ASAP QD and other Receiver Mount Sling Attachments Sloping Cheek Weld Shielded Release Latch to Prevent...$44.95 -
Out of stockOn Sale
Ghost Grip - Zombie Green
Sale: $8.99MSRP: $19.99The Ghost Grip is designed for Made In the USA Made From: reinforced Plastic composite Slim Lightweight Design Incorporates finger groves to insure a tight and comfortable hold Ghost "G" Engraved into the left hand side of...Sale: $8.99MSRP: $19.99