BMW Genuine Battery Hex Screw With Collar M6/ 26.5MM 323Ci 325Ci 330Ci M3 128i 135i M Coup&eacute; Active e X1 28i X1 28iX X1 35iX 128i 135i 323i 325i 325xi 328i 328xi 330i 330xi 335i 335xi M3 323i 328i 328xi 335d 335i 335xi M3 325xi 328i 328xi 328i 328xi 328i 328xi 335i 335xi M3 328i 328xi 335i 335is 335xi M3 BMW Genuine Hex Screw With Collar M6/ 26.5Mm Please see Product Description below for vehicle compatibility. Manufacturer Warranty: 24000 miles or 2 years