This is the direct replacement shaft for the Xnova 4025 motors. Shaft A is designed to work with the helicopters that requires 36mm output length such as Align T-rex 550 and the others. Please see below illutration picture for the shaft dimension.
This is the direct replacement shaft for the Xnova 4025 motors. Shaft A is designed to work with the helicopters that requires 36mm output length such as Align T-rex 550 and the others. Please see below illutration picture for the shaft dimension.