This E-clip works with 9 mm shaft diameter, its free inner diameter is 8.5 mm, free outer diameter is 17.7 mm, and thickness is 1 mm. This E-clip is made of 304 Stainless Steel in GB /T 894.1-1986 standard.
Specs:
To Fit Shaft Diameter: 9 mm Inner Diameter (d): 8.5 mm Outer Diameter (dc): 17.7 mm Thickness (h): 1 mm Material: 304 Stainless Steel Material Standard: GB /T 894.1-1986