Orders ship from the U.S.
8mm to 4mm Reducers for Graupner Props (4pcs)
8mm to 4mm Reducers for Graupner Props (4pcs)
8mm to 4mm Reducers for Graupner Props (4pcs)

8mm to 4mm Reducers for Graupner Props (4pcs)
Sold out
$4.99
Shipping calculated at checkout.

These milled aluminum reducer rings are used to bring the Graupner E-Prop motor shaft hole down from 8mm to 4mm.