Module to extend the coach benches, module of mt. 1. Includes: seat extension with coupling, 2 seats, 1 curved upright, 1 footrest, 1 cellular polycarbonate sheet cm. 250x98x0,6, 1 profile H for polycarbonate sheet. N.B .: to extend a bench of mt. 6 up to mt. 8, use 2 modules Art. 1158-00 + 1 Art 1158-01 vertical support.