Builds/Brand

Expo Arms AR builds

86 public builds on GunPartPicker use Expo Arms parts. At today's lowest prices the median parts list comes to $1,398, and most land between $694 and $3,715. The most common caliber is 5.56 NATO.

Public builds

Median parts total

$1,398

Typical range

$694 to $3,715

Top caliber

5.56 NATO

Most chosen parts in builds with Expo Arms parts

Slot	Most chosen	Share
Upper Receiver	Wilson Combat AR-15 Billet Upper Receiver builds	20% of 86
Lower Receiver	Aero Precision Stripped M4E1 AR-15 Lower Receiver builds	17% of 86
Barrel	Rosco Manufacturing Bloodline 5.56 AR-15 Barrel M4 Carbine builds	12% of 85
Handguard	TacFire Maximize Your AR-15's Potential builds	12% of 77
Bolt Carrier Group	Aero Precision AR-15 5.56 BCG W/C158 Bolt builds	9% of 78
Trigger	Geissele Automatics AR-15 SSA-E X Lightning Bow Trigger builds	10% of 78
Charging Handle	Battle Arms Development Rack Ambidextrous AR-15 Charging builds	11% of 79
Muzzle Device	Zev Technologies 5.56 Muzzle Device builds	12% of 67
Gas Block	Wilson Combat AR-15 Lo-Profile Gas Block .750" Black builds	20% of 70
Stock & Brace	Magpul MOE SL-M Carbine Stock Mil-Spec OD Green builds	8% of 59
Buffer	Expo Arms H1 AR-15 Carbine Buffer builds	13% of 56
Pistol Grip	Magpul MOE K2 Grip Polymer Gray builds	11% of 74

Brands these builds pair with

Builds with Expo Arms parts

Showing the 48 most recently updated of 86 builds. Browse all builds

Frequently asked questions

How many builds use Expo Arms parts?

86 public builds in the GunPartPicker build gallery include Expo Arms parts.

How much does a build with Expo Arms parts cost?

The median parts list is $1,398, with most between $694 and $3,715, using each part's lowest in stock price today. Open any build for store by store prices.

What parts go with Expo Arms parts?

Wilson Combat AR-15 Billet Upper Receiver is the most chosen upper receiver (20% of builds with one); Aero Precision Stripped M4E1 AR-15 Lower Receiver is the most chosen lower receiver (17% of builds with one); Rosco Manufacturing Bloodline 5.56 AR-15 Barrel M4 Carbine is the most chosen barrel (12% of builds with one); TacFire Maximize Your AR-15's Potential is the most chosen handguard (12% of builds with one).

Build totals add up each part's lowest in stock price, refreshed every few hours; open a build for prices at every store. Want your own? Start a build in the AR-15 Builder.