UP FOR SALE IS A VERY HARD TO FIND. SET OF 2 SCHWINN PREWAR HEAD SET RACE CUP, SCHWINN BEARING. MACHINED CUT RACE CUPS. THICK SIDE. (( POLISHED INSIDE RACE SPUN )) PLEASE LOOK AT ALL THE PICTURES FOR OTHER DETAILS. IF YOU HAVE ANY QUESTIONS PLEASE EMAIL US. SHIPPING TO ALL 50 US STATED.