The image is a representation of the Series and not that of the specific model. Specifications: Tube O.D. (φD): 3/8 Release Ring (φZ): 16.8 Release Ring (X): - Release Ring (Y): - R: 1/4-18NPT A: 11 B: 28.5 L: 31.5 φP: 17.5 C: 20.2 E: 45.6 Hex (inch): 9/16 Effective Area (mm2): 21.4 Weight (g): 36