SIG’s P211-GTO ROMEO3 PRO: 4.4″ carbon-steel bull barrel with MACH3D compensator, stainless frame with alloy grip module and G10/LOK panels, removable steel magwell, skeletonized flat SAO trigger and ambi slide release. Factory-installed ROMEO3 PRO (SOR30800 class, 8 MOA) on SIG PRO footprint with fiber-optic front and black fixed rear. Ships with one 23-rd and two 21-rd P320-compatible steel magazines. SIG lists about 8.5″ OAL, about 1.48″ width and about 46 oz. Manufacturer part number: 211F-9-GTO-R3P.
Key features
- 9mm; (1)23-rd + (2)21-rd steel magazines
- 4.4″ bull barrel with MACH3D compensator
- About 8.5″ OAL; about 46 oz (SIG)
- Includes ROMEO3 PRO 8 MOA red dot
- Fiber-optic front; black fixed rear
- SAO flat trigger; removable steel magwell
Buying from PM Customs in Yukon
PM Customs is a licensed FFL in Yukon, OK, serving the Oklahoma City metro. Choose local pickup by appointment (generally Mon–Sat, 8 AM–4 PM), or have your P211-GTO shipped to your local FFL. You pick at checkout. Questions? Call 405-265-8955.







