HIVIZ LITEWAVE H3 TRITIUM EXPRESS HANDGUN SIGHT GREEN/ORANGE LITEPIPES WHITE FRONT RING GLOCK20/21 LiteWave H3 Express sight set from HIVIZ combines Tritium with LitePipe technology for 24 hour day and night performance. This sight set is the same height as factory installed sights, making them compatible with standard holsters. Made of rugged and durable all steel construction. GLXN329/429 fits: all generation Glock models chambered in 45 ACP, 45 GAP and 10mm; does not fit models 40 and 41.