Cross Armory RMSc Dovetail Mount Adapter
Precision-machined rear sight adapter replaces factory dovetail with low-profile RMSc optic mount and bright green fiber-optic co-witness front sight. Black nitride 17-4 stainless steel.
Fits: Glock 17, Glock 19, Glock 19X, Glock 20, Glock 21, Glock 22, Glock 23, Glock 26, Glock 27, Glock 29, Glock 30
Cross Armory RMSc Dovetail Mount Adapter
This precision-engineered rear sight adapter transforms your Glock's factory dovetail into a modern optics-ready platform. The unit combines three critical functions in a single, compact design.
Key Features
- Low-profile RMSc mounting platform for compact red dot optics
- Bright green fiber-optic co-witness front sight for backup aiming and sight picture verification
- 17-4 stainless steel construction with durable black nitride finish
- Precision-machined for tight tolerances and reliable performance
- Direct dovetail replacement — no gunsmithing required on compatible models
Compatibility
Designed for Glock models with original equipment manufacturer (OEM) dovetail rear sights (non-MOS frames):
Glock 17, 19, 19X, 20, 21, 22, 23, 24, 26, 27, 29, 30, 30SF, 34, 36, 42, 43, 43X, 45, 48
Note: Does not fit Glock 44.
What You Need to Know
This adapter provides a practical solution for shooters wanting to add a red dot sight to their Glock without committing to a slide-cut modification. The co-witness front sight ensures you maintain a usable sight picture if your optic fails or needs adjustment. Optic sold separately.
