Bob Reeves 41GG. Bob Reeves 41GG. Rim: 41 Cup: deep-S Backbore: 69 Shank: #4 This is a Bob Reeves mouthpiece made with the Gary Grant type, except for the rim. Used a few times in performances, etc. Purchased directly from Bob Reeves in the US, the new price was over 50,000 yen, although it is subject to market price. Please consider.