For engines between 40 - 50 cc, including Hamilton logo.
Perfect fit for e.g. the Spitfire.
For engines between 40 - 45 cc, including Hamilton logo.
For engines 40 - 45 cc, including Biela logo.
For engines between 40 - 55 cc, including Hamilton logo.
Biela prop. For engines between 45 - 50 cc.
For engines 45 - 50 cc, including Biela logo.
For engines between 45 - 55 cc, including Hamilton logo.
For engines 50 cc, including Biela logo.
Biela prop. For engines between 50 - 60 cc.
For engines between 45 - 55 cc, including Biela logo.
For engines between 50 - 60 cc, including Hamilton logo.
For engines 55 - 60 cc, including Biela logo.
For engines between 50 - 60 cc.
For engines between 55 - 65 cc, including Hamilton logo.
For engines 65 - 80 cc, including Biela logo.
For engines between 55 - 70 cc, including Hamilton logo.
For engines between 70 - 80 cc, including Hamilton logo.
For engines between 90 - 100 cc, including Hamilton logo.
For engines 70 - 85 cc, including Biela logo.
For radial engines between 90 - 120 cc, including Hamilton logo.
For engines 60 - 85 cc, including Biela logo.
For engines between 40 - 50 cc, including Hamilton logo.
