Features: Make of steel materials, Enduring, rustproof and wear resistant. The insertion diameter is 8mm/0.31inch. And the lock adjustment ranges is 15-25mm/0.59-0.98inch. Easy to install and use. One end is designs with nonslip raised part. Specifications: Materials: Steel Diameter: about 8mm/0.31inch Adjustment Ranges: 15-25mm/0.59-0.98inch Package Includes: 1pc Clamping Binder Screw Bolts note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.
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