JR/DFA S8955SS HV XBus Servo. All Alloy Case
Specifications: 
@6.6V 34.2kg-cm    Speed: 0.06 sec/60゜
@7.4V 38.3kg-cm    Speed: 0.06 sec/60゜
@8.4V 43.5kg-cm    Speed: 0.05 sec/60゜
Weight: 79g
Dimensions:  40.5mm x 20.5mm x 40.0 mm
All AlloyCase
**** Servo Arm Not Included!