This is the proper BT overhead dropwire cable with 3 steel cores to make it self. High quality product as used by BT engineers, made by BT Cables. This is heavy duty cable and requires care when handling.
15M Dropwire 11 External Overhead BT Telephone Cable 1 Pair 2 Solid Copper Cores
37M Dropwire 11 External Overhead BT Telephone Cable 1 Pair 2 Solid Copper Cores
25M Dropwire 11 External Overhead BT Telephone Cable 1 Pair 2 Solid Copper Cores
10M Dropwire 11 External Overhead BT Telephone Cable 1 Pair 2 Solid Copper Cores
2m GENUINE BT BLACK EXTERNAL TELEPHONE CABLE TOUGH 1 PAIR DROPWIRE 11 OR / WH
250 x 2 wire jelly crimp telecom connectors 8a dropwire/telephone/external