Application For Ford Focus ZX3 2000-2004 For Ford Focus Sedan 2000-2004 For Ford Focus Hatch 2000-2004 For Ford Focus Wagon 2000-2004 For Mazda 2.0 Zetec Specification Quantity: 4 Pieces a set Bolts: Including Genuine 3/8" ARP 2000 bolts (Note: Extra cost for upgrading to ARP L19 bolts) Material: Forged 4340 aircraft chrome moly quality steel for racing Weight Tolerance: Balanced to +/- 1 gram in set Dimensions Center to center length: 139.3mm Big end diameter: 49.9mm Small end diameter: 20mm Big end width: 24.3mm Small end width: 20.4mm