AnswerBMX Seatpost Extender 27.2x407mm Blue Weight-575g year 07-15 model Domain (fixed

year 07-15 model Domain (fixed 180mm) rate firm/blue

Apply a thin film to clamping areas of stems handlebars seat posts and seat tubes to eliminate the need for over tightening which can cause internal fractures and fatigue of carbon fiber parts

and reliable kick phase

Quick release button: used to release the jaws after initial tension release with the rotating handle

AnswerBMX Seatpost Extender 27.2x407mm Blue Weight-575g year 07-15 model Domain (fixedCNC machined aluminum extension kit Quick release seat clamps and bolts to mount a bottle cage are included Model Extender Diameter 27. 2mm Length 407mm Setback Zero Material Aluminum Color Blue