BONES Street Tech Formulapowers the legendary BONESbbr title="Street Tech Formula" data-mce-fragment="1">STFwheels that roll fast, grip when you need to and slide when you want to, without flat spotting. STF gives you more control to skate with confidence. BONES STF wheels outperform all other wheels, and because they wear so well, they last several times longer than normal wheels, making STF wheels the best for less. BONES STF wheels are available in the original href=" title="103A Street Tech Formula" data-mce-fragment="1" data-mce-href=" data-mce-fragment="1">and the new href=" title="99A Street Tech Formula" data-mce-fragment="1" data-mce-href=" data-mce-fragment="1">Street Tech Formula for greater roll, control and softer landings on rougher terrain.