7" inner lip to fit also fits 17" & 18" Smoothie, and Artillery Wheels.
Rib Rallye Baby Moon CapChromed Part No: CAPRA1002C
Plain Baby Moon CapChromed Part No: CAPRA1008
Derby Cap OEwith Script Part No: CAPRA1012OE
Short Derby Cap 70mm Tall Plain Part No: CAPRA1012A
Short Derby Cap 90mm Tall Plain Part No: CAPRA1012NL