Part location: Top of body postProduct major functions & usage: Stabilize the shellAccessories:Body Clip + Mount 10pcsMajor advantages of upgrading to this part/product:1. Silicone is a tough material with good flexibility for pulling and plugging.2. Waterdrop-shaped design for easy plug and play.Other special notes and comments:Suitable for all 1/16, 1/18 models with body clips.