**Expected to be back in stock end of September 2017**
Parker-5G 51D LaDuke Throat .284 Backbore 429
Designed specifically for Lance LaDuke, former euphonium player and trombonist with the Boston Brass and professor of euphonium at Duquesne University. Extra Deep Rim extends the depth of our standard 5G cup.
5G 51D LaDuke rims and 5G 50 rims are all compatible with the 5G 50 cup, which offers the player an opportunity to slightly adjust the depth of their mouthpiece. Visit our Components page to purchase 5G 50 rims.