Specifically designed for Goblin 420 and other helicopters class 420.

Technical data:

Length: 420 mm
Width: 33/37 mm
Root: 5 mm
Bolt Hole: 3 mm

Thanks to the variable profile, "SAB Thunderbolt Blades" can increase the performance of your helicopter optimizing efficiency and
enhancing the maneuverability in all flight styles. The bi-directional carbon structure ensures high rigidity and strength necessary to
withstand very high stress generated by modern 3D helicopters. Include safety wire to prevent the throwing of dangerous fragments in
case of a crash.