Kit features grade 5 hardware with zinc finish, sold in an adjustable- selection box measuring 13-1/2 x 9-1/4 . Includes: (10) M6 x 10 Allen Bolts (10) M6 x 12 Allen Bolts (10) M6 x 18 Allen Bolts (10) M6 x 20 Allen Bolts (10) M6 x 25 Allen Bolts (10) M6 x 30 Allen Bolts (10) M6 x 35 Allen Bolts (10) M6 x 40 Allen Bolts (10) M6 x 45 Allen Bolts (10) M6 x 50 Allen Bolts (10) M6 x 10 Allen Bolts (10) M6 x 12 Allen Bolts (10) M6 x 18 Allen Bolts (10) M6 x 20 Allen Bolts (10) M6 x 25 Allen Bolts (10) M6 x 30 Allen Bolts (10) M6 x 35 Allen Bolts (10) M6 x 40 Allen Bolts (10) M6 x 45 Allen Bolts (10) M6 x 50 Allen Bolts