Builds/Optic

AR builds with the SIG Sauer Romeo MSR Gen II

5 public builds on GunPartPicker use the SIG Sauer Romeo MSR Gen II. At today's lowest prices the median parts list comes to $3,074, and most land between $1,636 and $3,715. The most common caliber is 5.56 NATO.

Public builds

Median parts total

$3,074

Typical range

$1,636 to $3,715

Top caliber

5.56 NATO

Most chosen parts in builds with the SIG Sauer Romeo MSR Gen II

Slot	Most chosen	Share
Upper Receiver	Geissele Automatics AR-15 16 Super Duty Stripped Upper builds	40% of 5
Lower Receiver	Radian A-DAC 15 Stripped Lower Receiver builds	40% of 5
Barrel	Rosco Manufacturing Bloodline 5.56 AR-15 Barrel M4 Carbine builds	40% of 5
Handguard	Yankee Hill Machine Two Piece Carbine Length Handguards builds	40% of 5
Bolt Carrier Group	Cryptic Coatings 5.56 NATO AR-15 Bolt Carrier Group builds	40% of 5
Trigger	Rise Armament Advanced Performance Trigger builds	40% of 5
Charging Handle	Radian Weapons AR-15 Raptor-SD Ambidextrous Charging Handle builds	40% of 5
Muzzle Device	Zaffiri Precision Blowhole Compensator Fits Glock builds	40% of 5
Gas Block	Superlative Arms Bleed Off Adjustable Gas Block Set Screw builds	50% of 4
Stock & Brace	Magpul AR-15 CTR Stock Collapsible Mil-Spec Black builds	40% of 5
Buffer	Expo Arms AR-15 Carbine Buffer builds	67% of 3
Pistol Grip	Bravo Company Mfg Mod 1 Pistol Grip for AR-15 Rifle builds	40% of 5

Brands these builds pair with

Builds with the SIG Sauer Romeo MSR Gen II

Frequently asked questions

How many builds use the SIG Sauer Romeo MSR Gen II?

5 public builds in the GunPartPicker build gallery include the SIG Sauer Romeo MSR Gen II.

How much does a build with the SIG Sauer Romeo MSR Gen II cost?

The median parts list is $3,074, with most between $1,636 and $3,715, using each part's lowest in stock price today. Open any build for store by store prices.

What parts go with the SIG Sauer Romeo MSR Gen II?

Geissele Automatics AR-15 16 Super Duty Stripped Upper is the most chosen upper receiver (40% of builds with one); Radian A-DAC 15 Stripped Lower Receiver is the most chosen lower receiver (40% of builds with one); Rosco Manufacturing Bloodline 5.56 AR-15 Barrel M4 Carbine is the most chosen barrel (40% of builds with one); Yankee Hill Machine Two Piece Carbine Length Handguards is the most chosen handguard (40% 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.