OVERALL ASSEMBLY DIMENSIONS: SELF TAPPING SCREW. 7 EXTERNAL 575 x 273 x 18 LID \ INTERNAL BASE 4 | E 150 yew SECTION B-B B 4x9 170 2210 C 48 230 A 170 180 5750 5210 5730 S210 SECTION £-C BASE 2210 SECTION A-A 2750 LD RND 455-00030