AR9 Parts
At Grid Defense, we offer a comprehensive selection of AR-9 parts that are specifically designed for the popular AR-9 platform. From upper receivers to barrels, bolts, and triggers, our high-quality AR-9 components ensure optimal performance, reliability, and customization options for your pistol caliber carbine needs. Explore our range of AR-9 parts and accessories to build a personalized AR-9 that meets your shooting preferences and exceeds your expectations.
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On Sale
9mm Bolt Carrier Group
SALE: $109.00MSRP: $149.009MM Bolt Carrier Group Complete, drop-in carrier/bolt assembly is ramped on the bottom to provide clearance for a factory .223/5.56mm hammer in your 9mm conversion. Eliminates the need to install a dedicated 9mm hammer, so the original fire control...SALE: $109.00MSRP: $149.00 -
Accu-Wedge
$5.99ACCU-WEDGE Improves accuracy by eliminating play in the AR-15/M16 receiver. Buffers the cycling system to reduce wear on impacting surfaces. Easy to install. No weapon modifications required.$5.99 -
Ghost Firearms 9mm Adapter Drop In Mag Block
$89.00Ghost Firearms 9mm Adapter Drop In Mag Block This Adapter Drop In Mag Block converts your standard AR-15 model to accept affordable, lower-penetrating 9 mm rounds using a COLT STYLE MAGAZINE. Made from 6000 series billet aluminum with a steel...$89.00 -
Out of stock
Creed Monarch 9mm Steel Buffer
$29.009mm Steel Buffer Heavy to soften felt recoil on semi-automatic and full automatic guns 9mm Carbine Buffer 5.3oz$29.00 -
Ghost Firearms 5.5" 9mm Barrel 1:10 Twist 4150
$109.00Ghost Firearms 5.5" 9mm Barrel - Black Chromoly Steel 1:10 Twist 1/2 x 36 Thread Manufactured by Ghost Firearms Premium quality AR15 replacement parts, the new 9mm AR barrels by Ghost Firearms at best online prices. Made in the USA.$109.00 -
A2 Flash Hider - 9MM
$17.50A2 Flash Hider - 9MM Made in the USA A2 Style Birdcage 1 3/4 with Crush Washer 1/2x36 Machined from Steel Black Oxide Finish$17.50 -
Out of stock
Grid Defense Lower Pistol Build Kit Nickel Boron
$99.00Ghost Firearms Lower Pistol Build Kit Nickel Boron Nickel Boron Trigger Group A2 Grip Buffer Retainer Pin Buffer Retainer Spring Trigger Guard Safety Selector Bolt Catch Spring Detent Spring Bolt Catch...$99.00 -
Out of stock
Elite Trigger Guard
$24.99Premium ELITE Trigger Guard This trigger guard is the premium option from the Vital trigger guard that comes standard with all completed lowers. With it's slim design, it offers coverage where it is needed serving its purpose. Being made from...$24.99 -
Out of stock
Mil-Spec Lower Parts Kit Nickel Boron
$79.00Mil-Spec Lower Parts Kit Nickel Boron Includes: Nickel Boron Trigger Group A2 Grip Buffer Retainer Pin Buffer Retainer Spring Trigger Guard Safety Selector Bolt Catch Spring Detent Spring Bolt...$79.00 -
Out of stock
SYLVAN ARMS GLOCK CONVERSION BLOCK
$114.99SYLVAN ARMS GLOCK CONVERSION BLOCK Easy to install and swap out Accepts popular Glock 9mm magazines Designed to work with Mil-Spec lowers Does NOT include last round bolt hold open Material: Steel and 6061-T6 Aluminum Finish: Black...$114.99 -
AR9 Conversion Kit - 5.5" Barrel, Magazine Block Adapter and Bolt Carrier Group
$347.00AR9 Conversion Kit Ghost Firearms 5.5" 9mm Barrel - Black Chromoly Steel 1:10 Twist 1/2 x 36 Thread Manufactured by Ghost Firearms Premium quality AR15 replacement parts, the new 9mm AR barrels by Ghost Firearms at best online prices. Made in the...$347.00 -
Out of stock
Odin Works Billet AR-15 9MM Upper Receiver - Black
$129.00Odin Works Billet AR-15 9MM Upper Receiver - Black 7075 Billet Aluminum NO Forward Assist Low Profile Brass Deflector$129.00 -
Out of stock
Glock 19 Magazine
$20.00NO shipping to Cali, NY, CO, IL, NJ, Hawaii, CT, MD 15 Rounds Factory Glock Magazine Bulk Packaging$20.00