HiViz GLLW11 LiteWave Rear Sight for Glock 42/43 Green Fiber Optic Rear Sight Blank Rounds The internal tensioning device is

The internal tensioning device is for security and it fits belt loops up to 1 3/4" or can be clipped over a waistband

5" working length Pro-Tuff Coated (PTC) rod

Designed as a multi-functional tripod platform

The detent knob on the rear easily adjusts windage

HiViz GLLW11 LiteWave Rear Sight for Glock 42/43 Green Fiber Optic Rear Sight Blank Rounds The internal tensioning device isHIVIZ LiteWave Rear Sight for Glock 42 and 43 pistols. Includes Green, Red and Black replaceable LitePipes. It features an all steel frame and interchangeable LitePipes. Rear Sight Notch Width: 0. 140". Factory rear height: 6. 1mm. LitePipe diameter: 0. 078". Front Sight Length: 0. 750". Front Sight Width: 0. 650". Front Sight Height: 0. 240".