Integral Seat (Back Seat In One Piece) Injected In High Impact Polypropylene With Handle On The Upper Rear Part. Multiple Rectangular Windows In The Back For Thermal Transfer. It also has a housing to place a plastic plate that is used to put numbers or to place a logo. The seat has a grid for drainage of liquids and on the inner face of the shell it has 4 longitudinal ribs along the shell and 7 more vertical ribs at the points of greatest stress. It has 3 horizontal ribs in the lower part of the seat. The Exposed Face With Non-slip Texturing. Structure Consisting of 2 Cal.11 Steel Sheet Plates, A Ø25.4 Mm Round Tubular Profile. (1 ") Cal.16. And a front plate folded in the shape of a Zeta stamped in steel sheet Cal.14. For its fixation to the floor, two hooks are used that are made of steel sheet Cal.11. And two in shape De L For Front Fixing Made of 7-gauge steel sheet. All metallic parts are joined together with micro-wire welding that does not leave slag. Finishes The previously degreased and phosphatized structure is protected with polyester paint, applied micro-sprayed thermoplastic epoxy With electrostatic equipment and baked at 200 ° C. The shell is attached to the structure by means of 8 hexagonal head pins with integrated star-type roller that are protected with a tropicalized finish.