Unique construction with double chambers that both enhance power and greatly reduce the exhaust note

Very Compact Design

Used successfully by many top pilots with in both sport and completion flying
L= 25-55cc 260mm - 35-75cc 340mm
Dia=64/50mm
Inlet=25mm/Outlet=15mm
Wieght= 25-55cc 235 gram - 35-75cc 310gram