O.S. FS ALPHA-110 With F-5040 SILENCER

• Displacement: 18.0cc (1.10cu.in)
• Bore: 30.4mm
• Stroke: 24.8mm
• Output: 1.8ps/10000r.p.m
• Practical R.P.M: 2000-11000
• Weight: 600g
• Prop size: 13 x 9~11, 14 x 8~10, 15 x 8, 16 x 8
• Crankshaft Thread, 5/16"-24.