304, 316
50.8-25.4 x 1.6, 50.8-38.1 x 1.6, 63.5-50.8 x 1.6, 76.2-50.8 x 1.6, 76.2-63.5 x 1.6, 101.6-50.8 x1.6, 101.6-63.5 x 1.6, 101.6-76.2 x 1.6