5/16 COARSE /FINE THREAD 1 9/16 LENGTH SO PLEASE MAKE SURE THIS IS THE CORRECT PART FOR YOUR APPLICATION. SOLD AS IS NO RETURNS FOR A REFUND SORRY I'M NOT AMAZON OR WALMART PURCHASE SHIP OPEN TOUCH THEN RETURN ON MY $$. WILL SHIP USPS ONLY IN THE LOWER 48 STATES OF THE GOOD OLE USA # IN THE WORLD