Get a quick sight picture in low light with the Trijicon Bright & Tough Night Sights. These three dot sights increase low light accuracy by as much as five times over conventional sights. They're housed in a metal body and cushioned within a silicone rubber that insulates them fom shock. Each one of the lamps are capped with a sapphire jewel to help evenly distribute the light whiel protecting the lamp from solvents and puncture.

Features and Specifications:
Manufacturer Number: SA39-C-600714
Green front and rear sights
Increase night-fire accuracy
Shock-resistant design
Solvent and puncture protection
Withstand shock and heavy recoil
0.131" front blade width
0.163" front blade height
0.141" rear notch width
0.240" blade height

Fits:
S&W Shield .40 S&W, 9mm