Holmes Hobbies Crawlmaster Sport 550 13T Motor Three reasons

Three reasons

and ready to install

Perfect for 450 size or smaller helis

This is required in applications which use high power servos

The replacement also uses a larger 5x11x4 bearing for the coupling instead of the smaller stock bearing

Holmes Hobbies Crawlmaster Sport 550 13T Motor Three reasonsThe Crawlmaster Sport is the SMOOTHEST budget motor built for messy, dirty, off road action. Whether on the rocks or in the dirt, the Crawlmaster Sport is perfectly at home. Great choice for young drivers, running in the muck without ruining an expensive motor, or just crawling on a budget. FEATURES: 5 slot rotor for industry leading smoothness Zero timing, universal installation and rotation direction 1 8th inch shaft diameter 36mm OD x 57mm length