GraphTech Tusq Nuts for 4 String Bass

PT-1204-00 perfect for Fender Precision-Style Bass guitar. Length 41.88 x Thickness 3.19 x Height 4.75mm

PQ-1214-00 perfect for Fender Jazz Bass. Length 39.48 x Thickness 3.25 x Height 4.72mm

Please check these measurements against your Bass