Porsche Alternator - 150 Amp - Rebuilt - 911/Boxster/Cayman 01-08 997-603-012-FX 91157393902 They measure 15mm and are

They measure 15mm and are made out of rubber

911 Cabriolet(1983-1989)

(1) buckle cover for the bottom

1974 with updated filter #0-450-905-016 and 1977 911S models

Porsche Alternator - 150 Amp - Rebuilt - 911/Boxster/Cayman 01-08 997-603-012-FX 91157393902 They measure 15mm and arePorsche Alternator, 150 Amp, Rebuilt, for 911 Anniversary Edition (2004), 911 Carrera (2004 2006), 911 Carrera 4 (2006), 911 Carrera 4S (2004 2006), 911 Carrera S (2005 2006), 911 GT3 (2004 2005, 2007 2008), 911 GT3 RS (2007 2008), 911 Turbo (2001 2005), 911 Turbo S (2005), Boxster (2005 2006), Boxster Base (2004), Boxster S (2004), Boxster S Special Edition (2004) and Cayman (2006) models.