HTEC HS-55 FEATHER MICRO SERVO 1.2kg .17SEC AT 4.8VThe HS-55 set the standard for affordable performance, offering precision components that have been engineered to provide long lasting trouble free service! Featured in a hundred model aircraft reviews worldwide, the HS-55 is your best choice when it comes to controlling” smaller” electric’s and Park Flyers. Detailed Specifications Motor Type:Coreless Bearing Type:None Speed:0.18 / 0.14 sec @ 60deg. Torque:15.27 / 18.05 oz.in (4.8v/6v) 1.1 / 1.3 kg.cm Size:0.89" x 0.45" x 0.94" 22.80 x 11.60 x 24.00mm Weight:0.28oz8.00g The low-cost super-lightweight Nano-S servo is based on Hitec's ultra popular HS-55. The Nano-S is used in several of Multiplex RTF's and RR models and is deal for most indoor and park flyer aircraft. Motor Type: 3 Pole Ferrite Bearing ype: None Gear Train: Plastic