#639HDRS 100 deg HD Pneumatic Nose Retract Robostrut Ready
100Ô_degree Heavy Duty RoboStrut Ready Rail Mount Nose Retract Mechanism Only (each)
These 635 series heavy duty custom pneumatic retracts are designed for specfic 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 accomandate a 1/2" dia. RoboStrut or a custom made 5/8_ã? dia. 4130 alloy steel tubular RoboStruts. They offer long dependable service for large aircraft flying off grass or paved runways. Powered by a 5/8_ã? bore triple sealed Robart air cylinder, all of these units feature positive up and down locks. Easily adjusted for toe-in with the unique Robart _ã–split-lock_ã? trunion.
(Robart Air Control Kit RequiredÔ_Ô_ Sold Separately)