This is the name given to the vertical tubes. They are also known as uprights.
Cuplock standards are manufactured from 48.3mm O.D. tube. They have cup joints at 500mm intervals. The captive mobile top cups are designed to endure rough site handling and welded bottom cups are made from high-quality steel. Integral spigots are provided at the top of each standard for making vertical connections. The spigots and the base of each standard incorporate 11/16mm dia. holes to enable use of locking pins to joinstandards where necessary.
Available sizes for Scaffolding Standards : 3.0m, 2.5m, 2.0m, 1.80m, 1.50m,1.30m & 1.0m

This is the name given to the vertical tubes. They are also known as uprights.
Cuplock standards are manufactured from 48.3mm O.D. tube. They have cup joints at 500mm intervals. The captive mobile top cups are designed to endure rough site handling and welded bottom cups are made from high-quality steel. Integral spigots are provided at the top of each standard for making vertical connections. The spigots and the base of each standard incorporate 11/16mm dia. holes to enable use of locking pins to joinstandards where necessary.
Available sizes for Scaffolding Standards : 3.0m, 2.5m, 2.0m, 1.80m, 1.50m,1.30m & 1.0m