Tamiya Hop-Up Options 47488 XV-02 Titanium Scew SetThis titanium screw set is for use with the XV 02 chassis, and one set gives a weight reduction of about 23 grams compared to the kit standard steel screws. 3x23mm Titanium Hex Head Screws x4 3x20mm Titanium Hex Head Screws x5 3x14mm Titanium Hex Head Screws x10 3x12mm Titanium Hex Head Screws x4 3x10mm Titanium Hex Head Screws x12 3x8mm Titanium Hex Head Screws x32 3x6mm Titanium Hex Head Screws x7 3x14mm Titanium Countersunk Hex Head Screw x1 3x10mm