Parts for Drones & RC models for SJRC F8

✅A set of 8 large diameter bearing rollers that can be used for mini 4WD. It can be used as one roller. A 19mm large diameter roller that reduces resistance in corners and increases speed. Mokedo Factory's built-in 520 bearings make it possible to achieve the longed-for shhh rotation. Although it has a beautiful design, it is also made of synthetic material, so it is highly durable. At the same time, we have also reduced the weight by cutting off excess parts. ✅There are two types of rollers. A set of 4 all-aluminum types and 4 types with plastic rings. The all-aluminum type is used to firmly attach to the fence of the course. The one with a plastic ring is used to minimize rear resistance and …