Customized accessories compatible with M365 and PRO1 PRO2 electric . It is made of fine-quality high-density steel and is practical. It greatly improves shortcomings of itself and greatly improves comfort of riding electric . Features: Compatible with M365 and PRO1 PRO2 electric . Made of fine quality material long service time. It greatly improves shortcomings of itself and greatly improves comfort of riding electric . Effectively reduce . Installation simple and easy to use. Specifications: Type (optional): type1: compatible with M365 type2: compatible with PRO1 PRO2 Material: steel Color: black Screw size: type1: 88mm / 3.5in type2: 98mm / 3.9in Item size: 220 * 220 * 80mm / 8.7 * 8.7 * 3.1in Package size: 350 * 150 * 120mm / 13.8 * 5.9 * 4.7in Package weight: 1349g / 2.97lb Package List: 1 * Rear Absorber