1/4"-20 X 3/4" Ribbed Neck Carriage Bolt Grade 5 Fully Threaded Zinc Material: Grade 5 Finish: Zinc Full Size: 1/4"-20x 3/4" Diameter: 1/4" Length: 3/4" Threads Per Inch: 20 U.O.M.: Imperial Thread Length: Full Thread Thread Type: UNC