参数：
Base diameter:1485mm
Height:from 1,850 to 4,400 mm
Height adjustment: non-scratching locking screws

Leg construction: tube legs with double cross braces
Material:steel
Rod combination:3-piece folding design
Special features: adjustable up to 4.40 m; additional safety rings included
Threaded connector: 1/2
Type: black
Weight:9.94kg
需配合21231-400-55使用