XS Sight DXW2 Big Dot For Glock Suppressor Hgt 17 19 22-24 26 27 31-36 - Orange Features: - Tritium powered front sight - Choice of tritium or non-tritium rear - Big Dot front measures 0.188" - High-contrast colored front sight - Glow dot absorbs ambient light and glows in low light - Low-profile V rear provides greater visibility of front sight - Simple dot-the-"I" sight picture - Rear sight white outline with tritium center (DXT2 only) - Rear sight white stripe non-tritium (DXW2 only) - Rear sight ledge for one-handed slide manipulations - Durable CNC machined steel - Fits standard holster options