Truglo Brite-Site TFX Pro, Tritium/Fiber-Optic Sight, Fits S&W M&P SHIELD, Day/Night Sight, 24/7 Brightness, Orange Ring on Front Sight TG-TG13MP1PC
Specifications:

Type	Fiber Optic Front/Rear
Frame Material	Steel
Frame Color	Black
Firearm Fit	S&W M&P
Base Configuration
Style	U-Notch
Front Material	Tritium/Fiber Optic
Rear Material	Tritium
Front Color	Green Tritium/Fiber Optic w/Orange Outline
Rear Color	Green
Rail Size
Windage Adjustment
Elevation Adjustment
Fiber Diameter
Firearm Type	Pistol