REVO Heavy-Duty Tri-Glide - Black - 13"Available only in Black Type III hard coat anodize Legend's touring specific coil spring rates provide superior ride comfort, improved performance, and increased resistance to bottoming for all day comfort Adjusts by hand, no tools needed Trike specific spring rate Easy installation and alignment, provided by spherical bearings on both top and bottom mounting points High flow piston reacts quickly for improved fluid flow management Deflective disc