Home Slickdeals LEGO Technic Ultralight Helicopter (199-Piece Set, 42057) $14 Slickdeals LEGO Technic Ultralight Helicopter (199-Piece Set, 42057) $14 By ARCOM - 24 October 2018 148 0 SHARE Facebook Twitter Go to the deal page: LEGO Technic Ultralight Helicopter (199-Piece Set, 42057) $14