The split coupling sleeve is used when the modeler wants to join cables or wires by soldering. INCLUDES: Four Coupling sleeves (split) SPECS: 2-56 (.074") COMMENTS: The aluminum coupling sleeve joins two .074" wires. The sleeves help to form a link between the wires and control ends. REQUIRES: Soldering flux, solder, and a soldering iron. 4-20-94 sk ir/jl