JR DS189HV Wing Servo
Thin side mount wing servo, also comes with conventional mount top case included
Specifications: 
@6.6V 3.8kg-cm    Speed: 0.19 sec/60゜
@7.4V 4.3kg-cm    Speed: 0.16 sec/60゜
@8.4V 4.9kg-cm    Speed: 0.14 sec/60゜
Weight: 22g 
Dimensions:  30mm x 10.0mm x 29 mm
JR DS189HV Competition Wing Servo
Alloy Top Case
Specifications: 
@6.6V 3.8kg-cm    Speed: 0.19 sec/60゜
@7.4V 4.3kg-cm    Speed: 0.16 sec/60゜
@8.4V 4.9kg-cm    Speed: 0.14 sec/60゜
Weight: 22.4g 
Dimensions:  30mm x 10.0mm x 29 mm