The image is a representation of the Series and not that of the specific model. Specifications: Tube O.D. (φD): 1/2 Release Ring (φZ): 19.8 Release Ring (X): - Release Ring (Y): - R: 3/8-18NPT A: 12 B: 32.5 L: 36.9 φP: 21 C: 23.5 E: 54 Hex (inch): 11/16 Effective Area (mm2): 30.2 Weight (g): 58