Manglam Scaffoling is also offers horizontals ledgers in varied sizes and capacities. The forged blade end fits in the cup of the Vertical The simple robust design ensure that horizontals need no maintenance. These horizontal / ledgers are available in the following sizes: 2500 mm, 200 mm, 1500 mm, 1250 mm, 1000 mm, 500 mm or i.e. effective length*. (effective length = centre of the two verticals.