Conic collector for outboard glow motor 3,5cc.

Drive designed from Eros Angelini with races experience in Rc tunnel boats F1 3,5cc.

Possible to install also on tunnel hulls or mono with lenght max 90/95 cm.

This product is realized in aluminum by CNC, it is compatible with 21 (3,55 Outboard engines): Novarossi Keep 21, OS 21Xm, OPS, BP, with optional kit you can race with Brushless motor 36 diameter class.

The transom fixing plate and prop shaft support is compatible with OS drive XM 21. (flex no)

Prop max diameter 42mm .