National Hardware Brass 7/8" Crescent Sash Lock is designed to securely draw window frames together, effectively reducing rattle and enhancing window stability. Crafted from durable zinc die-cast material, this sash lock long-lasting strength and reliability. Its compact base measures 2-7/16" x 1-11/16" x 7/8", making it suitable for a variety of window applications. The lock comes with mounting screws included, ensuring easy and straightforward installation for your convenience. Model Number: N148-684