The HS-765HB sail arm servo has up to 140 degrees of travel and comes with a heavy duty 4.5 inch arm. With its dual ball bearing supported output shaft the HS-765HB will provide years of reliable service for your RC sailing applications to 2 meters.
4.9 inch Sail Arm with 140* Movement
Strong Karbonite Gear Train
Dual Ball Bearing-Supported Output Shaft
Water and Dust-Resistant Case