MasterPro Shock Mount - FM3100 Part #: FM3100 Line: MSM MasterPro Shock Mount Limited Lifetime Warranty Material: Aluminum, Rubber, Steel Adjustable: No Bracket Included: No Dust Boot Included: No Washers Included: No Number Of Mounting Holes: 2 Insulator Included: No Spring Seat Included: No Number Of Nuts: 0 Isolator Included: No Strut Mount Location: Rear Upper Shock Mounting Hole Diameter (in): 5/16 Inch Shock Mounting Hole Diameter (mm): 8mm Show More Show Less