Electric Retracts 15-25 Nose Set And Leg (1)Self contained and simple to install the Aircraft Mechanic 15 25 size electric nose retract unit takes its power from your receiver battery and, for aircraft with a tricycle undercarriage configuration, works in unison with Aircraft Mechanic 15 25 size main retract units (4406330). Beautifully machined, sturdy and slop free the mechanism rivals some of the best examples on the market at a price that doesn't break the bank. Kiss goodbye to mechanical