The Meprolight ML40220 Hyper-Bright Yellow Ring Front/Green Rear Sights are self-illuminated fixed tritium sights (part no. 402203121) built as a direct-fit replacement for Glock 42/43.

Key Specifications

• Manufactured by Meprolight.
• Front sight carries a large yellow contrast ring around the tritium vial for fast visual focus.
• Rear sight uses green tritium so front and rear read consistently in any light.
• Built as a direct-fit replacement for Glock 42/43.
• Tritium illumination needs no battery or switch and stays active day and night.
• Ships as a complete front/rear set at approximately 0.105 lb.
• Classified by the manufacturer as a self-illuminated fixed night sight set.

Frequently Asked Questions

Will these sights fit my Glock 42/43?

This set is built specifically for Glock 42/43. Confirm your exact model against the listing before ordering, since front/rear sight dimensions are not interchangeable across unrelated handgun families.

Do these sights need batteries?

No. The front and rear tritium vials are self-illuminated and stay lit continuously for years without a battery, switch, or charging.

Buy the Meprolight ML40220 Hyper-Bright Yellow Ring Front/Green Rear Sights for Glock 42/43

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