KNS Precision, Inc. SWITCHSIGHT, Folding Pistol Sights for Glock, Black Finish SWITCHSIGHTGLOCK Tired of having to aim through your suppressor with regular-height sights? The teams at Dead Air Silencers and KNS Precision also struggled with this issue" leading both companies to team up on the all-new Switch sight flipping sight set made especially for Glock's most-popular pistol models: the G17" G19" G22" G23" G34 and G35. Without a suppressor attached" the Switch sight flipping sight set sits low on the slide" enabling the gun to fit easily into any holster. Once a suppressor is attached" the sights flip up to provide added height" enabling shooters to aim above their suppressor for a clear sight picture. The Switch sight for Glock are machined from 17-4 stainless steel and are treated with a durable" corrosion-resistant" black-nitride finish. Each sight incorporates an easily seen white aiming dot.