HD Single Width 2 Rung FrameInstalled between the first and third frames of a single width HD tower when required to achieve particular overall platform heights. Refer to component schedule in the assembly guide for all towers that use 2 rung frames.

The stair has a clear tread width of 585mm

The ladder used at the base level of the Alto Stairwell-Pro Tower

Base plate leg to be used instead of the standard leg and castor on BS 1139-6:2022 HD tower configurations

The standard 2m frame used on all double width HD towers

The castor is inserted into the base of an adjustable leg (2240) and the leg is locked into the vertical tube of a frame at the base of a tower

A double braked castor with a 150mm diameter wheel

The finishing frame on certain Alto Stairwell Tower configurations

8m platform units as the infill platform on various BS 1139-6:2022 HD tower configurations

5m Cuplock Stair is designed to be installed into scaffold systems with 1

This part is commonly used in linked and bridge towers for the first bay in towers with 2

The component locates in the corner socket of Mark 3 HD deck units and allows two toeboards to be connected in a straight line

8m bays in the adjacent tower runs