Type 61, Hook Ø26,9

Swivel Base Plate (Unisize). For fixing structures to wall or floor, usually used with Type 42.

Four Socket Cross. 4-direction clamp used to fix uprights with 4 horizontal tubes that are perpendicular to each other. Upright tube passes through the clamp.

Male Double Lug. Similar to Type 36 with two lugs on the same axis.

Single Swivel. Swivel fitting for variable angle fixing.

Groundsocket. A ground socket fitting inside the concrete for fixing upright tube. Post is retained with a locking setscrew, allowing easy insertion and removal (if necessary).

Galv. Ridge Fittings 27½°. This tube fitting is used for roof construction and is usually in combination with type 85.