Axle End Steel High Tensile Cap Screws Size 1-1/8 Dia 7Unc -2A, 2-1/2 Thread Length S Pecification :-Ab/Rb-412016 & Is: 1367, Pt.3, Cl 8.8, Finish:- Zinc Phaphated Grade8.8 (For Class K Ctrb) [ Warranty Period: 30 Months After The Date Of Delivery ] ]