This kit contains 12 sizes (2 pcs each size) of a tear drop shaped plastic ring used to help in the removal of the gland in some John Deere cylinders. Part Sizes Included ID x W x CS 45.00 x 4.64 x 1.50-C/S 50.00 x 4.64 x 1.50-C/S 53.00 x 5.39 x 1.60-C/S 56.00 x 5.39 x 1.60-C/S 63.00 x 5.39 x 1.60-C/S 70.00 x 5.00 x 1.50-C/S 80.00 x 5.90 x 2.00-C/S 90.00 x 5.90 x 2.00-C/S 100.00 x 5.90 x 2.00-C/S 110.00 x 6.00 x 2.00-C/S 115.00 x 6.75 x 2.00-C/S 125.00 x 10.10 x 3.00-C/S