Item measures: 270mm L x 50mm W x 41mm H It is a one piece (although it looks like it can be split, it actually comes glued)
There is a small hole 12mm in diameter to install your own weight material (ie BB's with 30 min epoxy).
Item should be used with https://www.hobbyking.com/hobbyking/store/__44816__F_06_8371_RC_Sailboat_Phantom_1_89m_Fin.html
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