SuperTigre    G.75 ring   and   SuperTigre S.61 K ring-- with mufflers.    RC engines.  Lot of 2.   This sale is for 2 SuperTigre engines--G.75 and S.61.  These engines are in new condition-- in the box with mufflers and paperwork-- ready to install on your plane-- priced to sell.  Sold as is.