2/3-koppeling

25mm x 1″, 32mm x 1″, 32mm x 1¼”, 40mm x 1½”, 40mm x 1¼”, 50mm x 1½”, 50mm x 2″, 63mm x 2″, 63mm x 2½”, 75mm x 2½”, 75mm x 3″, 90mm x 3″