9G Micro Servo:
This is the most popular mini servo. Only weighs 9 gram and gives you a 1.5 kg/cm torque. Pretty strong regarding its size. Suitable for beam type robots.

Key features:
Translucent body
Lightweight
Less noise

Size: 21.5mmX11.8mmX22.7mm
Weight: 9 grams
No load speed: 0.12 sec / 60 deg (4.8 V)
Locked-rotor torque: 1.5-1.7kg/cm (4.8V-6V)
Operating temperature: -30~~+60 degrees Celsius
Dead zone setting: 5 microseconds
Working voltage: 4.8V-6V

A2212 1000KV brushless outrunner motor:
KV: 1000
Max. efficiency: 80%
Max. efficiency current: 4-10A (>75%)
Current capacity: 12A/60s
No Load current @ 10V: 0.5A
No. of cells: 2-3 Li-Poly
Motor size: 27.5 * 27mm / 1.1 * 1.1in
Shaft diameter: 3.17mm / 0.1in
Weight: 48g / 1.7oz

A2212 2200kv Motor Specification:
KV: 2200
Ri(M ): 0.033
Battery: 2-3Li-Po
Max Power: 342W
Test Prop: 7×3/7×4
Motor Size: 27.5x38mm/1.08”x1.5”
Shaft Diameter: 3.17mm/0.12”

A2212 1400kv Motor Specification:
KV: 1400
Max Efficiency: 80%
Max Efficiency Current: 4-10A (>75%)
Current Capacity: 12A/60s
No Load Current @ 10V: 0.5A
No. Of Cells: 2-3 Li-Poly
Motor Dimensions: 27.5 x 30mm
Shaft Diameter: 3.17mm
Weight: 47g

30A Brushless speed controller ESC:
Compatible with: 400-450 helicopters / Aircraft or Quad-Rotor Multi RC Helicopter
-Output: Continuous 30A, Burst 40A up to 10 Secs.
-Input Voltage: 2-3cells lithium battery or 5-9 cells NiCd/NIMh battery.
-BEC: 2A / 5V (Linear mode).
-Max Speed: 210,000rpm for 2 Poles BLM, 70,000rpm for 6 poles BLM, 35,000rpm for 12 poles BLM.
(BLM: BrushLess Motor)
With T plug/XT60 plug and 3.5mm banana connectors

40A ESC:
Continuous / peak current: 40A/55A
Number of battery sections: 2-3S LiPo
BEC output: linear mode: 5V, 3A
Power cord: red -16AWG-100mm*1; black -16AWG-100mm*1
Output line: blue -16AWG-75mm*3
Power plug: T Plug /XT60 Plug
Output plug: 3.5Mm bananer connect (female)