The FT-RS-HL-004 1/2" Hitch Lock is a high-quality, durable product designed to keep your trailer secure. With a 2-3/4" effective length and made from stainless steel, this hitch lock is perfect for a wide range of trailers, including RVs, boats, and more. The barbell design adds an extra layer of security, ensuring that your trailer remains secure, even in the toughest conditions. As a factory, we pride ourselves on our commitment to quality and customer satisfaction, and we guarantee that our products are of the highest quality. So if you're looking for a reliable, effective hitch lock, look no further than the FT-RS-HL-004.