Munday, Pat - Montana's Last Best River: The Big Hole and Its People 6'4" spool width is ~1 1/2"

spool width is ~1 1/2" and the weight is 11

Aluminum down-locking reel seat over a green aluminum spacer

Young "Encampment Special"

There is no sign of a reel ever contacting the seat either

For sale here is a spare SPEY spool for a Charlton 8550C fly reel

Munday, Pat - Montana's Last Best River: The Big Hole and Its People 6'4" spool width is ~1 1/2"Lyons Press, New York, 2001. Hard Cover. Book Condition: Fine. Dust Jacket Condition: Near Fine. First Edition, First Printing. 157 pp. 12 1 4" x 9 1 4". "Bighole Brown" limited edition SIGNED print by George F. Grant bound into book. Signed by the author Size: 8vo over 7" 9" tall.