A lightweight, hollow aluminum rod gives the suspension arm its potent strength and provided the E4 designers with an opportunity to remove or shape excess plastic from around each arm.

• 一个轻量级，空心铝棒给出了暂停其有力的手臂力量，并提供了批E4类设计师一个机会，以消除或形成过剩的塑料来自各地的每一个手臂。