This is the OS PowerBoost Exhaust Pipe for the 50SX-H Hyper and the 55HZ-H Hyper Helicopter Engines, Brand New in Box, Made in Japan.

The PowerBoost pipe is a sliencer developed exclusively for use with Max-55HZ Hyper / 50 SXH Hyper. This Sliencer delivers excellent high performance in th R.P.M. range used regularly in doing maneuvers, while it secures the stability in idlling and hovering.

FEATURES:

• Excellent performance from high RPM manuevers to idling and hovering
• Polished natural finish aluminum construction

INCLUDES: OS 50/55 PowerBoost Exhaust Pipe with two 3.5x18mm socket head cap screws, two lock washers, pressure nipple and instruction sheet

SPECS:
Length: 9.6" (244mm)
Diameter: 1.7" (44mm) at thickest point
Distance Between Muffler Mounting Hole Centers: 1.4" (37mm)
Exhaust Outlet Diameter: 0.35" (9mm)