For Sale: Matching set of 4 Silver Machine Finish Wheels by MB Motorsports. 1 year old, in perfect condition, no scuffs, scrapes or curb checks. The actual wheel size is 17x8.5 with a +10mm offfset and 4 1/2 " backspacing. Bolt pattern is 8/170 (I pulled them off of a 2011 3/4 ton Ford Super Du