The beaver 275 folding exo tubless ready mtb tyre from maxxis is specifically designed for racing in adverse conditions the beaver features a tread design ideal for wet and muddy conditions the dual compound tread utilises a hard base layer to reduce rolling resistance and provide knob support while the siped softer outer layer provides unparalleled grip on wet rocks and roots the beaver is one aquatic friendly animal of a tyre available in black only in 2 wide