- Spool #: 58.0 - Gauge: 20 - Number of Conductors: 1.0 - Approximate Length in Feet: 27.0 - Text on Wire: Belden 8240 RG-58/u E34972 1C20 Shielded (UL) CL2X or AWM 1354 MN - SPOOL ID (in inches): 2.25 - SPOOL OD (in inches): 3.25 - SPOOL Height (in inches): 2.75 - Cable Diamater (in inches): 0.184 - ONLINE: Price Per Foot: 1.5 - Est Value: 40.5