Made from aircraft grade billet aluminum. these shift boot adapters clean up the transition between any aftermarket shift knob and your OEM shift boot. Installs in seconds!! Keep your shift lever looking clean with this piece. Check our other items for boot adapters to fit our shift knobs Designed to work specifically with ALL Sickspeed brand shift knobs. Don't forget to check out our other listings for parts and accessories to suit your ride. We are always expanding so keep an eye out for more supreme quality products from Sickspeed. Be sure to check out our entire lineup of shift knobs. Purchase includes a die-cut vinyl decal: Check out the manufacturer's website for more info and pics.