Both arms feature notches wherein the wires can be snugly fitted

Expansion Springs are used inside of top rail sleeves

this arm has been fabricated with a vertical build

or if you want extra support

each fabricated using 9 gauge aluminum

5' x 2" x 9 ga Commercial Chain Link-Knuckle Knuckle slide gate hardware Both arms feature notches whereinThis wire is used on a commercial galvanized chain link fence. This is Chain Link Knuckle Knuckle 5' x 2" x 9 ga Commercial. Sold by the foot. 9 gauge 2 weave Galvanized before weaving to prevent burrs and sharp edges Rust resistant Commercial use Easy roll out installation Top and bottom ends are knuckled for smooth edges