The Ohaus 30392199 Clamp Multi Purpose CLM-MLTEX3DZL is designed to securely grip and position laboratory apparatus. It features a 3-Prong Dual Adjust clamp style and is made of nickel plated material. The clamp has a grip range of 0 in - 4.13 in (0 mm - 105 mm) and a large size. The prong width is 1.14 in (29 mm) and the arm length is 12 in (305 mm). The overall dimensions of the clamp are 17.76 in (451 mm) with an arm diameter of 0.5 in (13 mm).