Ritchey WCS Zero Seatpost: 30.9 400mm Zero Offset Matte Black Weight Limit (lbs)-55 Three-Pack mounts on each leg

Three-Pack mounts on each leg give you room for water or Anything Cages and mid-blade mounts accommodate racks for panniers

Brake Track Non-Machined Color Chrome Defined Color Silver Hub Drilling 36 ISO Diameter 406 / 20" BMX Manufacturer Spec ERD (mm) 390 Rim Center Offset (mm) 0 Rim Material Alloy Tire Type Clincher Valve Standard Schrader Weight 500 Wheel Size 20"

Prevents missed front shifts and frame damage from a dropped chain

BB Shell Width (mm) 89

Ritchey WCS Zero Seatpost: 30.9 400mm Zero Offset Matte Black Weight Limit (lbs)-55 Three-Pack mounts on each legRitchey WCS Zero Seatpost: 30. 9 400mm Zero Offset Matte Black. Whether it's a cross remount an unexpected pothole or a rough line down the trail the WCS Zero post will not relinquish its position no matter what. Featuring a confidence inspiring extra secure fore aft bolt system the Zero post is second to none in ease of installation and fit adjustment. Fore aft adjustment bolts for precision adjustment and secure clamping TECH SPECS Defined Color