The TRUGLO fiber optic sight set for Glock 20, 21, 29, 30, 31, 32, and 37 gives you a factory-height replacement that works in conditions where your pistol needs to be seen fast. Fiber optic sights gather ambient light without batteries, glowing bright in daylight and low-light scenarios alike. This set pairs a red front sight with a green rear sight—high-contrast colors that speed up target acquisition during defensive shooting, competition, or range work. The steel construction and CNC machining make these sights durable enough for carry and hard use.

Installation is straightforward: the rear sight uses dovetail mounting with a set screw, while the front screws on. Both swap out cleanly from your factory sights without special tools. The fiber optic rods are recessed into protective channels, so they stay safe from impacts and snags whether you're drawing from a holster or moving through rough terrain. The rear sight features two individual fiber strands to maximize light collection and keep that glow visible when you need it most.

These aren't mall-ninja gimmicks—fiber optic sights have earned their place in the field because they genuinely work. You get better contrast than three-dot iron sights and all the advantages of a mechanical sight (no electronics, no failure points). For Glock shooters who spend time beyond the range or depend on their pistol, upgrading to proper sights is one of the smartest moves you can make.

Key Features

• CNC-machined steel construction for durability and toughness
• Red front and green rear sights for fast target acquisition
• Fiber optic rods glow in bright and low-light conditions without power
• Dovetail rear sight with set screw; screw-on front sight for easy replacement
• Factory sight height for comfortable point-of-aim transition
• Recessed, protected fiber channels resist snags and impacts
• Dual fiber strands in rear sight maximize light collection
• Low-profile design that won't hang up in a holster

Specifications

Frequently Asked Questions

Will these sights fit my Glock model?

Yes, this set is designed for Glock 20, 21, 29, 30, 31, 32, and 37. Check your pistol's model number on the slide or frame to confirm.

Do fiber optic sights need batteries or charging?

No. The fiber optic rods collect and transmit ambient light naturally. They work in daylight and low-light without any power source.

How much brighter are these than factory Glock sights?

Fiber optic sights produce a noticeably brighter, more visible sight picture in both bright and dim conditions. The contrasting red front and green rear also help your eye find alignment faster than standard three-dot sights.

How do I install these sights?

The rear sight fits into the dovetail on your Glock slide and is secured with a set screw. The front sight screws into place. Both are replacements for factory sights and can be removed and reinstalled without gunsmithing tools.