The tread of choice for our world cup downhill team the specialized butcher dh tyre excels in the gnarliest terrain imaginable it does this by featuring fast rolling ramped centre knobs and perfectly sized shoulder knobs for bite in the corners and with butyl inserts at the tyre bead we even have you covered against pinch flats when the trail gets particularly rowdy specialized butcher dh tyre features casing 60 tpi dual ply bead wire compound base 70a top 42a