5x11x4mm Rubber Sealed "Speed" Clutch Bearings (10)

the HS-645MG offers one of the strongest gear trains available in any servo

and low power consumption

Alexander Lippisch on delta winged aircraft

Castle Creations - Mamba Micro X2, 16.8V, Waterproof Sensored ESC with 0808-5300kV Motor Combo Tuning Haus 5x11x4mm Rubber Sealed "Speed" ClutchThe Mamba Micro X2 is a refresh of the popular 1: 18 scale Mamba Micro X. This ESC increases the maximum input voltage to 4s. They also added DATA LOGGING and CRYO DRIVE TECHNOLOGY; CryoDrive allows the ESC to run cooler and more efficiently at partial throttle. Like its predecessor, it boasts a 2 amp peak BEC, it's waterproof, and has SENSORED MOTOR SUPPORT. This is the perfect upgrade for 1: 18 scale RC vehicles, up to 3S LiPo and weighing in at up