4 1/2”. dia.x 1 1/4” wide spool It was made in England about 1900. It is made of hard rubber & brass. There are a few cracks in the hard rubber. If they become a problem. Expoxy. can fix them. If this reel could talk it would have some real fish tales. Its a nice piece to display or use. It would be a good reel for Hardy rod #2448. under Hardy Rod s its a 13 ft. spey rod. Together they make a great piece of fly fishing history. to display or fish