Shim for Glock front sights.
Fits on Sevigny Performance front sights and most aftermarket sights.
G-Shim will lower POI by approximately 1-3 inches.
Fits tight on front sight boss.
Use ONE G-Shim per front sight.
DISCLAIMER: This product is not manufactured, authorized, endorsed, or warranted by GLOCK. GLOCK does not warrant or represent that this product is compatible with GLOCK pistols.