Note - you need to order two pieces for the 50CC because it is a twin.
The Canister Muffler is great for getting more power out of your engine. Also, you can hide the muffler inside the airplane for a clean look. With a canister muffler, you do not have to cut a hole in the cowl.
Stainless Steel flexible Header Pipe
Two hose clamps
Please refer to the pictures for dimensions. There are two sizes of mufflers that cover all of the RCGF engine displacements. What makes each product specific for an engine is the size of the header mounting flange.