HSA1002 Features: -Heavy weight Uni-Spotter Welding Stud S2.6mm, the heaviest stud available. -Specially designed for heavy hit areas. -Ideal for rockers, rails and door posts. -500 lbs. fusion strength with 2000 lbs. tensile strength. Dimensions: Overall Height - Top to Bottom: -2.7 Inches. Overall Width - Side to Side: -3.3 Inches. Overall Depth - Front to Back: -6 Inches. Overall Product Weight: -2.3 Pounds.