FUNN Block Pass Seat Post - 31.6mm - Black - 400mm Length Images Uploaded - Ready for Review The Prime 9 range of

The Prime 9 range of components from Box has made many people rethink what a 9-speed drivetrain is capable of

Angular design for more storage space

and sweep angles that are just right

Pivot Bottle

FUNN Block Pass Seat Post - 31.6mm - Black - 400mm Length Images Uploaded - Ready for Review The Prime 9 range ofA simple yet effective seatpost with adjustable setback. Ever needed to adjust the setback of your mountain bike saddle? If so, the Funn Blockpass seatpost is the one for you. The Blockpass is a tough, lightweight and comfortable seatpost that offers 15mm, 20mm and 25mm setback options. Adjustment is quick and easy and made with a single, oversized bolt.