ROBART 635RSLPE 90 DEGREE LOW PROFILE ELECTRIC NOSE RETRACT FOR RC AIRPLANESThese 635 series heavy duty low profile custom ELECTRIC retracts are designed for specific R C aircraft weighing up to 32 lbs.. These retracts are constructed the same as the standard 630 series retracts with heat treated aluminum alloy frames and trunions, these gear will accommodate a 1 2" diameter or a custom made 5 8 diameter 4130 chrome moly steel tubular RoboStruts. They offer long dependable service for large aircraft flying off grass or paved