Shield Sights | SHLD Low Pro Slide Mount for Glock 21

The Shield Sights SHLD Low Pro slide mount for Glock 21 provides a low-profile method for mounting compatible Shield Sights optics without milling the slide. It installs by replacing the rear iron sight with a slide-in rear sight and mount plate so the optic sits flush. Designed for Glock 21 users who want a streamlined mounting solution, it is suited to range use and competition applications.

Product Specifications

• The product type is Mount.
• The subcategory is Optic Specific Mounts.
• This mount fits Glock 21.
• The finish/color is Black.
• The mount is designed to allow mounting of the RMSc without slide milling by replacing the rear iron sight.
• The design provides a slide-in rear sight and mount plate so the optic sits flush with compatible models.
• Compatible optics include RMSc, SMSc, standard RMS, SMS, SMS2, and Jpoint, with the RMSw fitting but potentially not sealing due to plate width differences.
• Installation method replaces the rear iron sight and uses a slide-in plate to secure the optic and rear sight assembly.
• Product UPC is 754590543422.

This low-profile mount simplifies adding a Shield Sights optic to a Glock 21 while avoiding permanent slide modification. Its design keeps the optic flush and maintains a clean sight profile for shooters focused on reliable, unobtrusive mounting solutions for the range or competition. The mount is a practical option for those who prioritize straightforward installation and compatibility with multiple Shield Sights models.