Wltoys V966 V977 Upgrade Parts 2.5mm Carbon Fiber Main Shaft

Description: Item Name: Main Shaft Brand: WLtoys Usage: For WLtoys V966 V977 RC Helicopter Features: Main shaft 2.5mm, caliber D-type, matching 977 original gear, without modification, plug and play. Because it is carbon fiber material, so the weight of the main shaft is very light, reducing the weight of the helicopter, improved the power of helicopter. Package Included: 1 x Main Shaft