The 29-4 is Bontrager's answer to loose, rocky trails. It's perfect if you're looking for a lightweight, aggressive tire that rolls fast and grips hard. And, its cupped lateral blocks and long, buttressed shoulder knobs hold your line when you're stuffing it into corners at speed.
Size: 29 x 2.3
This can be used as a front and rear tire.
This is a folding tire.
Weight: 880 grams