LISTED IS A KAWASAKI NOS OEM STUD 6MM X 47MM OAL .. STUD IS 6MM THREAD ON BOTH ENDS.. APPROX MEASUREMENTS ARE : THREADED PART IS 15MM ON ONE END AND 12MM 0N OTHER END LEAVING APPROX 20MM UNTHREADED.. 47MM OAL  THIS IS FOR 1 PIECE ..