The OFNA Arm, Lower Front & Rear DM #40717 is a set of suspension and steering parts designed for RC model vehicles. Specifically, these parts are for the lower front and rear arms of the vehicle, crucial components that help support the chassis and control the movement of the vehicle. Made by OFNA, a reputable brand in the radio control and control line industry, these parts are likely durable and reliable for enhancing the performance of your RC model vehicle. Ideal for hobbyists and enthusiasts looking to upgrade or repair their RC vehicles, these parts contribute to a smoother and more responsive driving experience.