No. 9 Single-Mode Fiber Optic Spools

The lot includes no. 9 spools divided as follows:

no. 1 spool approximately 250 m. with 12 pairs
no. 1 spool approximately 500 m. with 12 pairs
no. 1 spool approximately 300 m. with 12 pairs
no. 1 spool approximately 250 m. with 8 pairs
no. 1 spool approximately 200 m. with 8 pairs
no. 1 spool approximately 50 m. with 12 pairs
no. 1 spool approximately 200 m. with 12 pairs
no. 1 spool approximately 150 m. with 18 fibers
no. 1 spool approximately 250 m. with 18 fibers - ref. 2