SELECT Products Limited
SL57 geared continuous hinges are BHMA Grade 1 certified. Hinges fit a 7/8-inch frame face. Hinges are tamper-resistant and have a removable door leaf cover. Fits 1/16-inch door inset. Standard barrel nuts accommodate door thicknesses of 1-3/8-inches to 1-3/4-inches; long-barrel nuts are available for 2-inch to 2-1/4-inch doors.