The props of Biela-Sport type are new developed with laminar airfoil of the prop blades, similar to the EX-Racing series, but with blade shape more similar to the D type props. The efficiency is around 10 % better compared to the standard version, also there is a better motor cooling at lower speeds (e. g. torque rolls)
Carbon fiber propellers from Biela with a great quality to price ratio. They come factory-balanced and certified up to 8.000 rpm (from 36'' up to 6.000 rpm). Those propellers are lightweight and very stiff with low level of noise. Center (mounting) part is reinforced with wooden block.
Standard painting: The prop shown above has a standard painting. The back of the propeller is always black.
Extra painting*: Extra colour painting is possible. Please confirm the colors and design with us by e-mail! HERE you will find a lot of sample photos from our individual customer orders. The back of the propeller is always black.
Turbo prop*: All props can be delivered in an AFK (Kevlar) version for turbo drive. A combination of turbo prop and extra painting or visible carbon is possible.
(*) Props with extra painting as well as turbo version, are manufactured according to the order. Delivery time is approx. 2 weeks from receipt of payment.
We're not responsible for any injury and damage caused by improper usage of Biela propellers, as we cannot control a proper usage.
Prop: 20x12, 20x 12, 20/12
|Weight (abt.):||190 g|
|Hub bore diameter:||10 mm|
|Propeller hub thickness:||25,7 mm|
|Application:||gas and electro engine|
|Recommended for engine (cm³):||50|