Rings appear to be polished brass.
#38 Buffet Crampon ICON 66 Greenline Clarinet Barrel, New Logo, Silver Rings
Buffet Crampon Icon 2 Bb or A Clarinet Mouthpiece – Excellent condition
Buffet Crampon & Cie Paris Professional Clarinet Model R-14½ Master Bore Buffet
Buffet Crampon & Cie Paris B12 Clarinet w/ GERMANY Case Buffet Mouthpiece
Buffet Crampon Tosca Clarinet Case Hard Shell Carbon Fiber Look Used
#48 Buffet Crampon R13 A 630 Moennig Clarinet Barrel. Silver Rings, Excellent!
