AegisSplitRing 2.125 In. 324,326T, For Nominal Shaft Diameter 2 1/8 in, Mount Type Mounting Bracket, Ring Construction Split, Ring Outside Diameter 3 1/2 in, System of Measurement Inch, Features Designed to Avoid Slinger or Shaft Shoulder, Includes (4) #6 Flat Washers, (4) #6 Split Lock Washers, (4) 5-40 x 3/8 in Flat Head Screws, (4) 6-32 x 3/8 in Socket Head Cap Screws, (4) Universal Mounting Brackets, 5/64 in and 7/64 in Allen Wrenches, Includes Mounting Hardware Yes