Builds/Optic
AR builds with the SIG Sauer ROMEO5 1x20mm Red Dot Sight
These are the parts builders picked most often in builds with the SIG Sauer ROMEO5 1x20mm Red Dot Sight finished on GunPartPicker. At today's lowest prices the median parts list comes to $1,875, and most land between $859 and $3,490. The most common caliber is 5.56 NATO.
Median parts total
$1,875
Typical range
$859 to $3,490
Top caliber
5.56 NATO
Most chosen parts in builds with the SIG Sauer ROMEO5 1x20mm Red Dot Sight
- Upper Receiver5%Tacfire 7" Complete Upper Assembly 5.56x45mm 1:8
- Lower Receiver10%Smith & Wesson M&P15 Complete Lower 5.56x45mm/.223 Remington
- Bolt Carrier Group19%Bravo Company M16 Bolt Carrier Group Black
- Trigger7%Bravo Company Pnt Trigger
- Charging Handle20%Radian Raptor Slim Line Ambidextrous AR-15 Charging Handle
- Stock16%Magpul AR-15 MOE Stock Collapsible Mil-Spec Black
- Buffer50%Geissele Automatics Super 42 Braided Buffer Spring and H2
- Pistol Grip16%Magpul MOE K2 Grip Polymer Gray
- Foregrip19%Bravo Company BCM GUNFIGHTER Picatinny Vertical Grip Mod 3
- Magazine Release19%Strike Industries Ambidextrous Magazine Release
- Takedown Pin50%CMMG AR-15 HD Pivot and Takedown Pin Parts KIT
- Safety14%Radian Talon-GI Safety Lever
| Slot | Most chosen | Share |
|---|---|---|
| Upper Receiver | Tacfire 7" Complete Upper Assembly 5.56x45mm 1:8builds | 5% |
| Lower Receiver | Smith & Wesson M&P15 Complete Lower 5.56x45mm/.223 Remingtonbuilds | 10% |
| Bolt Carrier Group | Bravo Company M16 Bolt Carrier Group Blackbuilds | 19% |
| Trigger | Bravo Company Pnt Triggerbuilds | 7% |
| Charging Handle | Radian Raptor Slim Line Ambidextrous AR-15 Charging Handlebuilds | 20% |
| Stock | Magpul AR-15 MOE Stock Collapsible Mil-Spec Blackbuilds | 16% |
| Buffer | Geissele Automatics Super 42 Braided Buffer Spring and H2builds | 50% |
| Pistol Grip | Magpul MOE K2 Grip Polymer Graybuilds | 16% |
| Foregrip | Bravo Company BCM GUNFIGHTER Picatinny Vertical Grip Mod 3builds | 19% |
| Magazine Release | Strike Industries Ambidextrous Magazine Releasebuilds | 19% |
| Takedown Pin | CMMG AR-15 HD Pivot and Takedown Pin Parts KITbuilds | 50% |
| Safety | Radian Talon-GI Safety Leverbuilds | 14% |
Brands these builds pair with
Frequently asked questions
How much does a build with the SIG Sauer ROMEO5 1x20mm Red Dot Sight cost?
The median parts list is $1,875, with most between $859 and $3,490, using each part's lowest in stock price today. Open any part for store by store prices.
What parts go with the SIG Sauer ROMEO5 1x20mm Red Dot Sight?
Tacfire 7" Complete Upper Assembly 5.56x45mm 1:8 is the most chosen upper receiver (5% of builds with one); Smith & Wesson M&P15 Complete Lower 5.56x45mm/.223 Remington is the most chosen lower receiver (10% of builds with one); Bravo Company M16 Bolt Carrier Group Black is the most chosen bolt carrier group (19% of builds with one); Bravo Company Pnt Trigger is the most chosen trigger (7% of builds with one).
What calibers do builds with the SIG Sauer ROMEO5 1x20mm Red Dot Sight use?
Most run 5.56 NATO (62%), 300 Blackout (10%), 9mm (10%), 6.5 Creedmoor (3%).
Shares come from builds finished on GunPartPicker. The price range totals a sample of recent builds at each part's lowest in stock price today; open a part for prices at every store. Want your own? Start an AR-15, AR-10 or AR-9 build.