This is a aftermarket screw kit from Tony's Screws for the Traxxas Slash. Kit include all applicable cap, flat and button head screws, as well as nuts, washers and set screws. Please note: The kit does not include the 3x12mm shoulder screws (Traxxas Part # 3642x). These are a specialty item and will not be included in the kit.. In Total, this kit includes 180 high grade alloy steel socket head screws, bolts, and washers.