Jabučica (f)
protruding decorative ring turned in the wood of a tube to give it added strength
Decorative shoulder on the drone, giving the wood added strength; Slavonia region.
One of the bagpipes from Andrijevci (near Đakovo) described by Širola has two adjacent Jabučice (the first with a larger diameter than the second) at the base of the tenon containing the reeds.
Širola, Božidar: Sviraljke s udarnim jezičkom [Aerophones with a beating tongue]. Zagreb, 1937, p.183, 192.