SunnySky X3-series Combo (Motor - ESC - Props) Sale! from 13216 /per Qty. Add to Cart This is a power system for a 2.3 - 2.6KG scale or trainer plane. In the Kit Motor: X3520 III-560KVESC: 80APropellers: 2 PCS EOLO 14 x 7 Qty available:4 SKU:SSKY-X3-CMBO