This is the JR DS8917HV High Voltage Ultra Speed Cyclic Servo, and is recommended as a cyclic servo for 50 class and larger helicopters. JR's DS8917HV high speed provides heli pilots with the responsiveness they need. Digital precision provides great accuracy and performance, while metal gears provide increased lifecycle and added durability. Designed for high-voltage native 2S LiPo operation the DS8917HV can use 7.4V Li-Poly batteries without the use of a regulator.
Part Number (if applicable): JRPS8917HV