Aluminum holder with outer diameter 35mm and inner diameter 25mm total length 100mm. (To accommodate 25mm diameter tubes inside).

4 M4x20 Stainless steel screws included for support perpendicular to the mast.

2 M8x20 captive screws for 25mm tube clamping

Used for Antennas type Hexbeam, SpiderBeam, Cobwebb and similar mounts.