Get the Meprolight® Advantage :
Unequaled Low Light Performance
Brightest Night Sights Available Today
Used by Military & Law Enforcement
All Tru-Dot® sights are covered by a 12 years usable illumination warranty to original purchaser. 

The ML - 11735 is a fixed set replacement for Novak sights in the 3900, 4000
full-size, 5900 and 6900 series pistols. Please note, S&W offers many heights of front sights. Meprolight produces the most common height.