Builds/Gas Tube

AR builds with the Expo Arms Mid-Length Gas Tube

7 public builds on GunPartPicker use the Expo Arms Mid-Length Gas Tube. At today's lowest prices the median parts list comes to $945, and most land between $560 and $1,442. The most common caliber is 5.56 NATO.

Public builds

Median parts total

$945

Typical range

$560 to $1,442

Top caliber

5.56 NATO

Most chosen parts in builds with the Expo Arms Mid-Length Gas Tube

Slot	Most chosen	Share
Upper Receiver	ZRODelta AR-15 Forged M4 Upper Receiver 5.56mm builds	29% of 7
Barrel	Diamondback AR-15 223 Rem & 556 NATO 16" 1:8 Barrel builds	29% of 7
Handguard	Expo Arms® M-LOK Patrol Series AR-15 Handguard builds	43% of 7
Bolt Carrier Group	PSA AR-15 Bolt Carrier Group 5.56 Full-Auto Nitride MPI builds	29% of 7
Charging Handle	PSA AR-15 Charging Handle 7075 T6 Forged Mil-Spec builds	29% of 7
Safety	Expo Arms AR-15 Ambidextrous Safety Selector builds	40% of 5
Foregrip	Magpul M-LOK AFG Angled Foregrip builds	40% of 5
Bolt Catch	TPS Arms AR-15 Bolt Catch Assembly builds	40% of 5
Takedown Pin	LBE Unlimited AR-15 Takedown And Pivot Pin Set builds	60% of 5
Magazine Release	LBE Unlimited AR-15 Magazine Catch Assembly builds	40% of 5
Forward Assist	Spike's Tactical Forward Assist Assembly builds	50% of 4

Brands these builds pair with

Builds with the Expo Arms Mid-Length Gas Tube

Frequently asked questions

How many builds use the Expo Arms Mid-Length Gas Tube?

7 public builds in the GunPartPicker build gallery include the Expo Arms Mid-Length Gas Tube.

How much does a build with the Expo Arms Mid-Length Gas Tube cost?

The median parts list is $945, with most between $560 and $1,442, using each part's lowest in stock price today. Open any build for store by store prices.

What parts go with the Expo Arms Mid-Length Gas Tube?

ZRODelta AR-15 Forged M4 Upper Receiver 5.56mm is the most chosen upper receiver (29% of builds with one); Diamondback AR-15 223 Rem & 556 NATO 16" 1:8 Barrel is the most chosen barrel (29% of builds with one); Expo Arms® M-LOK Patrol Series AR-15 Handguard is the most chosen handguard (43% of builds with one); PSA AR-15 Bolt Carrier Group 5.56 Full-Auto Nitride MPI is the most chosen bolt carrier group (29% 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.