Hirobo Sceadu Evolution features the following new designs that is updated from the original Sceadu design:
• Re-designed molded plastic main frame and servo mounts with less flex and stronger material;
• 6 points canopy mount;
• Big 480cc fuel tank;
• New design rotor head (FZ-IV) with higher bell-hiller mixing ratio for better aerobatic performance;
• CG located fuel tank with shock adsorption damper mountings;
• Push-pull swashplate controls for Sceadu Evolution 50;
• Plastic third bearing block;
• Real DTDS split gears for Sceadu 50;
• 600mm FRP symmetrical main blades comes standard with Sceadu Evolution 50;
• Special OS 50 SXH engine co-developed between Hirobo and OS;
• New decal; and
• Two chamber muffler for lower noise level.

Dimension of the Sceadu Evolution are:
Engine size: 32-50
Rotor diameter: 1,248-1,348mm (550mm-600mm blades)
Tail rotor diameter (With stock tail blades): 244mm
Gear ratio (engine:main:tail) : 32 class - 9.66:1:4.65, 50 class - 8.7:1:4.71

Optional parts version is available as 0403-932. The optional parts include in the kit are:

• SD-G Rotor head assy (0412-206)
• SD-G Washout set (0412-188)
• SD DTDS Set (0412-168)
• Tail housing set (for SST Eagle)
  0414-117 COUNTER GEAR 17T
  0414-118 COUNTER GEAR SHAFT
  0414-141 TAIL PITCH PLATE BOSS
  0414-142 TAIL PITCH LINK SET
  0414-143 TAIL SHAFT
  0414-163 SLIDE SHAFT
  0414-164 TAIL HOUSING
  0404-662 Tail blade holder set
• Carbon control rod (0412-190)
• 19mm main bearing holder W=60 (0412-172)
• SD-G Fly wheel (0412-191)
• HPM Push-pull parts set (0412-192)
• EX Swashplate (0404-121)
• Low height skid foot (0414-286)

The Sceadu Evolution SWM is also available.