This is a Hi-Viz Sight known as the Litewave, model CZLW01.
HIVIZ(R) LiteWave(R) Front Sight for CZ pistols. Fits 75" 83" 85" 97 and P-01 models; does not fit the Kadet" Champion and IPSC models. Includes Green" Red and White replaceable LitePipes.
Features:
Interchangeable Litepipe design
All steel construction
