Thread Size M10x1,5x115. Elring Cylinder Head Bolt Set. Why Choose Elring?. Tap anywhere to close. Bolt Head-/Nut Design Polydrive. AUDI: 06A 103 384 C AUDI: 06A 103 384 C (10x) SEAT: 06A 103 384 C SEAT: 06A 103 384 C (10x) SKODA: 06A 103 384 C SKODA: 06A 103 384 C (10x) VW: 06A 103 384 C VW: 06A 103 384 C (10x) VAG: 06A 103 384 C VAG: 06A 103 384 C (10x) CUPRA: 06A 103 384 C CUPRA: 06A 103 384 C (10x).