5 speed engraved shift knob w/ Sidewinder switch + boot retainer: M12 x 1.25 for 2005-2010 Mustang

Classic engraved "Sidewinder" shifter knob: 2 1/8" ROUND BALL of thermoset resin 5 speed shift pattern Engraved, paint-filled; plain sides - no logo M12 x 1.25 threaded brass mount Jam nut included; knob will break if mounted w/o nut! Made in USA by a Hurst supplier Integrated push button, normally open, momentary switch ~15" long 18ga wire pigtail 10A max rating; use relay for higher power levels Use for line loc, nitrous, transbrake - anything activated on demand Fits 2005-2010 Ford Mustang - except Shelby GT Manual shifters w/ OE knob thread only; does NOT FIT Hurst chrome sticks Kit includes adapter sleeve & boot support grommet For base trim - fit boot into grommet groove For 401A premier trim & Bullitt - omit grommet, slide boot over sleeve Use jam nut to orient and lock knob position Trimming or adjustments may be required for aftermarket shifters