THIS IS A OLD SCHOOL ACS BMX FRONT HUBS USA STAMP 1978 WITH 28 SPOKE HOLES NOS. I THINKS SPOKE HOLE REQUIRE 105 HEAVY DUTY SPOKE. VERY RARE, NOT TO MANY OF THEM AROUND ANY MORE. I GOT THEM FROM A WAREHOUSE. GET THEM BEFORE IT'S GONE. MESSAGE ME IF THERE ANY QUESTION. THANK YOU