The SLR Rifleworks Extended Magazine Plate is compatible with Glock and ETS magazines. The extended length makes it easier to handle the magazine and allows for a full grip on compact models. FeaturesNow with Dot matrixETS Mag Compatible6061 T6 AluminumAnodizedDISCLAIMER: 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.