Nexx Racing MST RMX 2.5 Aluminum Upper Arm (2pcs) - BLACK rcf3|Bearings The best drive efficiency is

The best drive efficiency is accomplished with the included set of 18 ball bearings

For MJX 14303RC Car

Motor Size: 180

offering versatile performance for a variety of RC applications

it will work with an evolving list of apps from the Google Play store

Nexx Racing MST RMX 2.5 Aluminum Upper Arm (2pcs) - BLACK rcf3|Bearings The best drive efficiency isDescriptions Upper arm with design to easy adjust caster angle. Features : Upper arm with design to easy adjust caster angle CNC ALU 7075 T6, smooth surface, durable and beautiful appearance Specifications: Material: Aluminum Color: Red Black Package List: 1* Left upper arm set 1* Right upper arm set 4* Washer 2x4x1. 5 4* Washer 2x4x1 4* Washer 2x4x0. 5 2* Button M2x6 2* Button M2x10