Does 10 inch or 19 inch describe the type of cable I can use?
No. It describes the rack mounting format.
Choose the 10" product for a 10" rack and the 19" product for a standard 19" rack; the distinction is not an Ethernet category or cable-size rating.
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10" 1U 3 Ring Cable Management Bar
SKU: DLX-C-MINILINE-JTB
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This answer also applies to
10" 1U Brush & Ring Cable Management Bar
SKU: DLX-C-MINILINE-JTB/BRUSH
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10" 1U Brush Cable Management Bar
SKU: DLX-C-MINILINE-CMB-1-C2G
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19" 1U 5 Ring Cable Management Bar
SKU: DLX-C-JTB-5
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19" 1U Brush & Ring Cable Management Bar
SKU: DLX-C-JTB-5/BRUSH
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19" 1U Brush Cable Management Bar
SKU: DLX-C-CMB-1-C2G
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