Repair kit for 50 size silencers
Order no.	Type	Picture	Usable for
385900	Repair kit 50	Heres a video made by Rob Turnbull from Midland Helicopters	All 50 size mufflers M3

Repair kit for 90 size silencers
Order no.	Type	Picture	Usable for
389900	Repair kit 90	Heres a video made by Rob Turnbull from Midland Helicopters	All 90 size mufflers M4