DU-BRO Exhaust Extensions – Custom & Direct-Fit RC Muffler Extensions

#213 - Custom make your own muffler extension. Will fit most engines .29-.80 2 cycle and most mufflers. This aluminum stock is 6" in length and can be cut, drilled, tapped and welded. 1/pkg. Weight: 96 grams #699 - A muffler extension may be required on a model with a .40-.46 size engine and will fit the ASP, Magnum, O.S., and Thunder Tiger engines. Comes complete with (2) 3 mm x 50 mm screws. Dimension between screws is 1 7/16" (36.5125 mm). 1/pkg. Weight: 13grams Made in USA