Belwith has lead the decorative hardware industry in design, craftsmanship and innovation since 1893. They have been bringing the very best decorative and functional hardware products to your home, with the highest quality. Brass Door Night Latch and Locking Cylinder. Latch hold-back, prevents locking yourself out. 5-pin tumbler with hardened steel pins. 1-1/4 in. bore required. Spring latch for automatic locking.