Primo ty morrow bmx tyrethe primo ty morrow bmx tyre is the ty morrow signature model and has a v tread pattern with a low profile for fast rolling and has detailed knurling throughout the tread profile for maximum traction ideal for trails street and parkalthough this tyre features a slightly aggressive tread pattern traditionally making it ideal for smashing the trails the design placement of the tread profile still rolls very well for street and park riding features max pressure 110 psi