Vista Professional Outdoor Lighting BSC-0225 Medium Brass BSC-02 Splice Connector with Heat Shrink 25 per pack. Easy to install and provides a permanent connection you can depend on. The BSC is a weatherproof, solid brass, splice connector and is available in three sized to accommodate small, medium, and large gauges of cable. The BSC comes complete with insulation tubing, barrel connector, set screws, and Allen wrench.