Carfolio.com Alter specifications A list of Alter models from the Carfolio.com technical specifications database. https://www.carfolio.com/alter/7134/rss/ en-gb Tue, 3 Sep 2009 1917 Alter E-4-30 specifications Full specifications of 1917 Alter E-4-30 Tue, 3 Sep 2009 https://www.carfolio.com/alter-e-4-30-204281 https://www.carfolio.com/alter-e-4-30-204281 1917 Alter F-6-40 specifications Full specifications of 1917 Alter F-6-40 Tue, 3 Sep 2009 https://www.carfolio.com/alter-f-6-40-204512 https://www.carfolio.com/alter-f-6-40-204512