Fittment:
FITS ALL 3 SERIES, 5 SERIES, & 7 SERIES FROM 1987 TO PRESENT

Size:

TOP HEAD DIAMETER = 14mm
MIDDLE HEAD DIAMETER = 15mm
BOTTOM HEAD DIAMETER = 18mm
STEM DIAMETER = 9mm
STEM LENGTH = 15mm

please confirm size

Specification
 

100 pcs one pack   OEM