THIS IS A SET OF 32 FACTORY GM CHROME WITH THE STAINLESS COVERS LUGS 14 1.5 THREAD PITCH 8 LUG GM AND CHEVY LUGS.  CAME OFF A 2011 2012 2013 SILVERADO AND GMC SIERRA TRUCKS THAY ARE IN PERFECT CONDITION. LESS THAN 10 MILES, SHIPPING IS FREE LOWER 48 STATES  THESE WILL WORK ON THE 18" AND 20" 2011 and 2012 WHEELS THESE WILL NOT RUST THAY ARE FACTORY STAINLESS THAY ARE THE SAME THREAD AS ALL THE CHEVY AND GMC FROM 2001 TO 2014 SO THAY WILL WORK ON THE 6 LUG TRUCKS AND SUV'S AS WELL