Universal green felts & cork washers kit, for 3 valve brass instrument, such as a cornet or trumpet.
Top cap felt OD11/16" x ID7/16" x 3/32" thick
Stem felt OD 17/32" x ID3/16" x 1/16" thick
Stem cork OD 1/2" x ID7/32" x 1/16" thick
Contact me if you need a 4 valve kit.
