Length: 4 m, L1: 32 mm, L2: 26 mm, L3: 12 mm, H1: 30 mm, H2: 17,1 mm, T1: 1,5 mm. This 4 meter C-rail cannot be delivered by air freight nor by courier. For a 2x2 m solution with track coupler, use set ID 68084011.