Tangent BMX Seat Post Extender Seat Post Size:26.8mm DESIGN: Single bolt adjuster with

DESIGN: Single bolt adjuster with slider

“Split” crown race for tool-free installation and removal

The lightweight tubeless tire rails the turns and smooths out technical straightaways

Like all of Rennen's components

Tangent BMX Seat Post Extender Seat Post Size:26.8mm DESIGN: Single bolt adjuster withThe Tangent Seat Post Extender at J&R Bicycles helps you get the most out of your pre and post ride routines whether you need to warm up or cool down. Made from lightweight aluminum alloy, this extender is built to last but won't add drag. The quick release seat clamp makes switching out your racing components quick and easy.