Zeppa (m)
(with) definite article: laplug inserted in a chanter, or other melody pipe to stop it
Plug, with which the Manca is stopped, allowing staccato playing; Usually its end sticks out visibly, but according to Tucci, who fails to add the local term, it is concealed completely in the cavity of the chanter bell of the Stifetta of Mesoraca (prov. Crotone).
Details?
Tucci, Roberta: Le zampogne in Calabria. In: La zampogna: gli aerofoni a sacco in Italia (2005), II, p.227 (note 30 [➺ p.109]).