All new Slider System from Alienation allows you to adjust the Pivotal seat forward or backward on the post. No other Pivotal seat allows you to adjust your seat position as much as the Alienation Slider MikRib. Attaches to all Pivotal post.
Features: Slider System; Offers fore/aft positioning, Nylon Fiber Base, All Round Use, Light & Narrow with Flare, Hollow Bolt.
Size: 210mm (L) * 110mm (W)
Weight: 260g - 9.17 ounces