PURCHASED TO REPLACE A SET IN USE, THIS IS THE 3RD SET OVER THE YEARS I HAVE HAD TO PURCHASE, WHERE THE BOLT GOES INTO THE PLASTIC KNURLED SPINNER, THE PLASTIC HAS CRACKED IN THE PAST, AS THOUGH THE BOLT RUSTS AND SPLITS THE PLASTIC. PERHAPS STAINLESS BOLTS WOULD BE A BETTER OPTION. INSTEAD OF THE STANDARD BOLTS,
THE CROSS BARS CERTAINLY OUT PERFORM THE LOAD STOP KIT