This item is the Triton Trailer Tongue Latch. When used in combination with the Triton Trailer Tongue Latch Screw #06446, this Tongue Latch System is used to help securely fasten your trailer deck to the tongue eliminate annoying rattling and more importantly to help increase the life of your trailer tongue by reducing possible damage caused by repetitive vibration. Dimensions: 2-7/8 Inches x 6-9/16 Inches.