In general, if the motor is not being badly hit, it's not easy to bulge. However, if the motor is bulgy, you can remediate it by using the following method. Link: Vulnerable Parts of Motor
Dear customer, the weight of the motor is less than 1.9g, which is tiny and frail. Therefore, the blades need special protection when they are installed. Please install it in accordance with the requirement.
Item No: M0703 15000KV Brushless Motor
plug：JST-1.0mm 3 pin
KV (rpm/V): 15000KV
Battery: 1-2S lipo battery
Prop: 56mmxφ1.0mm 2 blade
Load Current: 1.8-3.8A
Usage: Suit for Bwhoop B06, or 60-100 Whoop FPV Racing Drone
1 x M0703 15000KV Brushless Motor
In order to have a better operation experience and enjoy a longer flight, it's strongly recommended that you can use frame and prop that fit with the motor. M0703 15000KV、20000KV Motor suitable for 77MM frame and 40mm prop.
by christophe bertez on February 15, 2018
Perfect item,received with mod, I'm happy one more time with these engines.
by christophe bertez on February 04, 2018
Rapport qualité prix imbattable, le seul 0703 valable. Bravo.
by FERRY Laurent on November 24, 2017
Produit fabuleux livraison ultra rapide en France ... Je conseil absolument !!! c'est le top des tiny le b06 !! regardez ma vidéo : https://www.youtube.com/watch?v=1p43ml7zZGg