Mountain Bike Seatpost Cobalt 2 34.9mm X 400mm X 20mm Size:34.9mm X 400mm X 20mm making it free from Glycol

making it free from Glycol & Ammonia based chemicals which are proven to shorten the life of the tyre

but it sure looks cool

ensuring ears remain completely open to hear ambient sounds

meaning that whether it’s interiors or exteriors

Mountain Bike Seatpost Cobalt 2 34.9mm X 400mm X 20mm Size:34.9mm X 400mm X 20mm making it free from GlycolThe Crank Brothers Cobalt 2 MTB seat post is constructed from strong 7075 aluminium alloy for exceptional strength with no weight penalty. Machined aluminium post with single bolt aluminium clamp. More Information Diameter: 34. 9mm Length: 400m length Setback: 20mm Post material: 7075 aluminum. Clamp material: Aluminium. Bridge material: Aluminium.