1in x 13/16in SQUARE 1in x 1.5in DEEP THIN WALL 1in x 1-5/16in DEEP 1in x 1-5/16in DEEP THIN WALL 1in x 15/16in DEEP 12 PT 1in x 30mm DEEP 1in x 33mm DEEP 1in x 33mm DEEP 12 PT 1in x 41mm DEEP 1in x 1in DEEP 1in x 2in DEEP 1in x 10in EXT 1in x 15/16in DEEP 1in x 2-1/4in DEEP 1in x 21mm SQUARE 1in x 36mm 1in x 36mm DEEP 1in x 38mm 1in x 7in EXT 1in x 1-1/4in DEEP 1in x 1-3/16in DEEP 1in x 1-7/16in DEEP 1in x 41mm DEEP THIN WALL 1in x 1-1/2in DEEP 1in x 1-3/4in DEEP 1in x 1-1/8 RIB NUT