New range of 
Marcus Koch Powercroco ultra high power, high pitch prop blades. Used on German speed racers with speeds of 600 Km/hr. Designed for 45 mm yokes but can be used on all yoke sizes. Can be used at power levels up to 20 kW. 
| MK 11.5x27 Folding Propeller Blade Specifications | 
| Prop diameter | 
29 cm | 
	11.5 in | 
| Prop pitch | 
69 cm | 
	27 in | 
| Weight of 2 blades | 
9.7 g | 
0.34 oz | 
| Width of blade root | 
7.95 mm | 
0.313 in | 
| Hinge pin hole dia | 
3.0 mm | 
0.118 in | 
| Max power | 
20 k W |