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Q: Do Heinie Glock sights require any filing for installation?
A: No. Heinie Glock sights are a “crush” dovetail fit. They do not need to be filed or altered in any way. Filing or altering the sights can cause the rear sight to fit incorrectly.
Q: Should I test fire my pistol before have new sights installed?
A: Yes. Heinie always recommends shooting your pistol before removing the factory sights. Heinie sights are designed as replacement sights and do not change the POA/POI. It is important to know how your pistol is shooting with the factory sights before making any changes.
Q: Will Heinie sights change my POA/POI?
A: No. Heinie sights are designed to directly replace the factory sights on your pistol. The mathematical relationships between our front sight and our rear sight in a set are calculated to assure the factory POA/POI.
Q: If I change the barrel in my pistol, will it still shoot POA/POI?
A: Any time you make after market changes to your pistol internally, it can affect the POA/POI.
Q: What is POA/POI?
A: POA/POI stands for “point of aim, point of impact”.
Q: Does Heinie offer sights that utilize a 6 o’clock hold?
A: No. All Heinie sights are designed to “cover the target”. POA/POI
Q: Can a Heinie front or rear sight pair with other manufacturers combinations?
A: Contact Heinie directly with this question. Depending on your specific pistol, it is possible to pair a Heinie front or rear sight what is already on your slide.