The S148 Standard Servo yields increased power and speed with a reduced size and weight compared to the S128, yet uses the same gears and servo cases. This servo is a replacement for the following servos.(S6,S17,S18,S23,S26,S28 S38,S128) This servo can produce high-current draw from your batteries. If using NiMH or LiPo batteries, make sure they are capable of delivering sufficient amps. INCLUDES: One S148 Standard Precision Servo w/"J" connector and metal top bushing One accessory package with round rubber grommets, brass eyelets, mounting screws, round and star shaped servo horn Nylon gears One year warranty SPECS: Control system: Pulse width control, 1.52ms neutral Motor: 3-pole Power requirement: 4.8V or 6V (from receiver) Power consumption: 6V 8mA (at idle) Torque: 33 oz-in (2.4 kg-cm) @ 4.8V 42 oz-in (3.0 kg-cm) @ 6V Transit Time: 0.28 sec/60° @ 4.8V 0.22 sec/60° @ 6V Dimensions: 1.6 x 0.8 x 1.4" (1-9/16 x 13/16 x 1-7/16") (40 x 20 x 36mm) Weight: 1.6oz (1-9/16oz) (44g) Mounting on-center dimensions Width: .4" Length: 1.9" Shaft Diameter: 5.88mm ir/jl updt jxs 10/29/03 ir/jxs updated mcw 5/19/04 updt jxs 10/29/04 updated jpg 10/24/07 Updated JAW 11/27/07