QSC 3/8 X 3/8-24 Economy 4-Link Rod End Kit with 3/8 Steel Cone Spacers & Bungs .058 Wall, Rod End, Heim Joint 4 Right Hand, 4 Left Hand & 16 Cone Rod Ends Specs: Body: C1045 Steel Heat Treated, Ball 52100 Bearing Steel Precision Ground Heat Treated, Bore: .375, Ball Width: .500, Thread: 3/8-24, Load Rating: 7,605 Jam Nut Specs: Thread: 3/8-24, Width: 9/16, Height: 1/4 Bung Specs: 1045 Mild Steel, Thread: 3/8-24, Fits tube Size: 3/4" OD X .634 ID X .058 Wall Cone Spacer Specs: 1045 Mild Steel Zinc Plated, Bore: .375, Width: .625, Height: .250, Taper: 22 Deg.