Truglo TFX Tritium/Fiber-Optic Day/Night Sights S&W M&P (including SHIELD & .22 models excluding .22 Compact / C.O.R.E. models) SD9 and SD40 (exclud

Glowing bright both day and night TFX sights are always ready. TFX takes Truglo's award-winning Tritium + Fiber-Optic technology even further with all the features their customers requested: compact snag-free design longer sight radius and amazingly durable construction built to handle just about anything. Illuminating elements are encased inside a virtually indestructible chemical and shock-resistant capsule and the CNC-machined steel is protected with a rust-proof FORTRESS FINISH. There is eve