27cm Flexible Tube-1/4" Adapter Screw Hole for Flash Holder DSLR Magic Arm
The tube with built-in steel wire is stronger and more flexible. It is 27cm in length with two 1/4" screw holes at both ends for extension. The net weight is about 120g.
1 x 27cm Flexible Metal Tube IS-RG
(The other items in the photos not listed here are for illustrating only, not included)