Airtronics 94770 Digital Hi-Speed Ball Bearing Metal Gear Servo
[AIR94770]

Airtronics 94770 Digital Hi-Speed Ball Bearing Metal Gear Servo
Chris Riddington - Rating: 3 of 5 Stars! Verified Owner Sunday, June 30, 2013
5 stars for B4.1 or B4.2 but 1 star for T4.2, I also think not big enough for T4 application locked up, gears are bad.