Chevy S10 2wd blazer bolt in c notches for crooked frame. These allow the axle to move up 2 1/4" . These will fit all blazer excepted the 95+ 4 door use the straight frame. Comes with left and right notches. 16 - grade 8 bolts 1 1/2" long. right and left template. . Any question just ask. Thank you.